Add status subresource permission for Operator

[anandswaminathan]

{"json":{"app_name":"wordcount-operator-example","ns":"team1","phase":""},"level":"error","msg":"K8s object update failed flinkapplications.flink.k8s.io \"wordcount-operator-example\" is forbidden: User \"system:serviceaccount:flink-operator:flinkoperator\" cannot update resource \"flinkapplications/status\" in API group \"flink.k8s.io\" in the namespace \"team1\"",
"ts":"2020-01-17T16:38:34Z"}

related to #161

[chethanuk]

@anandswaminathan Yes this has fixed #161 in GKE

stern -n flink-operator flinkoperator-d6b497dd5-lmnqq
+ flinkoperator-d6b497dd5-lmnqq › flinkoperator-gojson
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson Warn: No metricsProvider set for the workqueue
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson time="2020-01-17T21:55:36Z" level=info msg=------------------------------------------------------------------------
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson time="2020-01-17T21:55:36Z" level=info msg="App [flinkK8sOperator], Version [unknown], BuildSHA [unknown], BuildTS [2020-01-17 21:55:36.318711342 +0000 UTC m=+0.010240800]"
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson time="2020-01-17T21:55:36Z" level=info msg=------------------------------------------------------------------------
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson time="2020-01-17T21:55:36Z" level=info msg="Using config file: [/etc/flinkoperator/config/config.yaml]"
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson time="2020-01-17T21:55:36Z" level=info msg="Config section [logger] updated. Firing updated event."
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{},"level":"info","msg":"Config section [operator] updated. No update handler registered.","ts":"2020-01-17T21:55:36Z"}
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{},"level":"info","msg":"\u0026{ResyncPeriod:30s LimitNamespace: MetricsPrefix:flinkk8soperator ProfilerPort:10254 FlinkIngressURLFormat: UseProxy:false ProxyPort:8001 ContainerNameFormat: Workers:4 BaseBackoffDuration:100ms MaxBackoffDuration:30s MaxErrDuration:5m0s}\n","ts":"2020-01-17T21:55:36Z"}
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{},"level":"info","msg":"Starting profiling server on port [10254]","ts":"2020-01-17T21:55:36Z"}
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{},"level":"info","msg":"Registering Components.","ts":"2020-01-17T21:55:37Z"}
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{},"level":"info","msg":"Adding controllers.","ts":"2020-01-17T21:55:37Z"}
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{},"level":"info","msg":"Starting the Cmd.","ts":"2020-01-17T21:55:37Z"}


flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{"app_name":"wordcount-operator-example","ns":"flink-operator","phase":""},"level":"info","msg":"Handling state for application","ts":"2020-01-17T21:56:48Z"}
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{"app_name":"wordcount-operator-example","ns":"flink-operator","phase":""},"level":"info","msg":"Logged Normal event: CreatingCluster: Creating Flink cluster for deploy 0236d497","ts":"2020-01-17T21:56:48Z"}
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{"app_name":"wordcount-operator-example","ns":"flink-operator","phase":"ClusterStarting"},"level":"info","msg":"Handling state for application","ts":"2020-01-17T21:56:48Z"}
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{"app_name":"wordcount-operator-example","ns":"flink-operator","phase":"ClusterStarting"},"level":"info","msg":"Handling state for application","ts":"2020-01-17T21:57:07Z"}
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{"app_name":"wordcount-operator-example","ns":"flink-operator","phase":"ClusterStarting"},"level":"info","msg":"Handling state for application","ts":"2020-01-17T21:57:37Z"}
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{"app_name":"wordcount-operator-example","ns":"flink-operator","phase":"ClusterStarting"},"level":"info","msg":"Flink cluster has started successfully","ts":"2020-01-17T21:57:37Z"}
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{"app_name":"wordcount-operator-example","ns":"flink-operator","phase":"Savepointing"},"level":"info","msg":"Handling state for application","ts":"2020-01-17T21:57:37Z"}
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{"app_name":"wordcount-operator-example","ns":"flink-operator","phase":"SubmittingJob"},"level":"info","msg":"Handling state for application","ts":"2020-01-17T21:57:37Z"}
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{"app_name":"wordcount-operator-example","ns":"flink-operator","phase":"SubmittingJob"},"level":"info","msg":"No job found for the application","ts":"2020-01-17T21:57:37Z"}
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{"app_name":"wordcount-operator-example","ns":"flink-operator","phase":"SubmittingJob"},"level":"info","msg":"Logged Normal event: JobSubmitted: Flink job submitted to cluster with id ed4f0917d0629854176d7212e9c1e42a","ts":"2020-01-17T21:57:37Z"}
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{"app_name":"wordcount-operator-example","ns":"flink-operator","phase":"SubmittingJob"},"level":"warning","msg":"Conflict while updating status","ts":"2020-01-17T21:57:37Z"}
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{"app_name":"wordcount-operator-example","ns":"flink-operator","phase":"SubmittingJob"},"level":"warning","msg":"Failed to reconcile resource flink-operator/wordcount-operator-example: Operation cannot be fulfilled on flinkapplications.flink.k8s.io \"wordcount-operator-example\": the object has been modified; please apply your changes to the latest version and try again","ts":"2020-01-17T21:57:37Z"}
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{"app_name":"wordcount-operator-example","ns":"flink-operator","phase":"SubmittingJob"},"level":"info","msg":"Handling state for application","ts":"2020-01-17T21:57:37Z"}
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{"app_name":"wordcount-operator-example","ns":"flink-operator","phase":"SubmittingJob"},"level":"warning","msg":"Found already-submitted job for application with id ed4f0917d0629854176d7212e9c1e42a","ts":"2020-01-17T21:57:37Z"}
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{"app_name":"wordcount-operator-example","ns":"flink-operator","phase":"SubmittingJob"},"level":"info","msg":"Handling state for application","ts":"2020-01-17T21:57:37Z"}
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{"app_name":"wordcount-operator-example","ns":"flink-operator","phase":"SubmittingJob"},"level":"info","msg":"Handling state for application","ts":"2020-01-17T21:58:07Z"}
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{"app_name":"wordcount-operator-example","ns":"flink-operator","phase":"SubmittingJob"},"level":"info","msg":"Handling state for application","ts":"2020-01-17T21:58:37Z"}
flinkoperator-d6b497dd5-lmnqq flinkoperator-gojson {"json":{"app_name":"wordcount-operator-example","ns":"flink-operator","phase":"SubmittingJob"},"level":"info","msg":"Handling state for application","ts":"2020-01-17T21:59:07Z"}

Thank You :)