rollout support patch labels[rollouts.kruise.io/workload-type] on workload

[zmberg]

Currently rollout will webhook all workloads update requests, include Deployment, StatefulSet, CloneSet, Advanced StatefulSet. But not all workloads have to be rollout released, and if kruise rollout crashes will lead to worload update failed. So we can add configuration in MutatingWebhookConfiguration yaml.

objectSelector:
      matchExpressions:
        - key: rollouts.kruise.io/workload-type
          operator: Exists

And the rollout controller patches the above label to the workload according to the Rollout yaml.

[Kuromesi]

/assign