CLI failed to find kubeconfig when kubectl kudo get instances is run

[fabianbaier]

What happened:

When running kubectl kudo get instances the CLI prints out error messages related missing kubeconfig files.

$ kubectl kudo get instances
2019/07/10 13:13:33 Could not check kubeconfig path: failed to find kubeconfig file: stat : no such file or directory
2019/07/10 13:13:33 Error: invalid configuration: no configuration has been provided
List of current instances in namespace "default":
.

kubectl get instances works fine.

What you expected to happen:

Having the command run without any error messages.

How to reproduce it (as minimally and precisely as possible):

Run kubectl kudo get instances.

Anything else we need to know?:

Environment:

• Kubernetes version (use kubectl version):

Client Version: version.Info{Major:"1", Minor:"15", GitVersion:"v1.15.0", GitCommit:"e8462b5b5dc2584fdcd18e6bcfe9f1e4d970a529", GitTreeState:"clean", BuildDate:"2019-06-20T04:49:16Z", GoVersion:"go1.12.6", Compiler:"gc", Platform:"darwin/amd64"}
Server Version: version.Info{Major:"1", Minor:"15", GitVersion:"v1.15.0", GitCommit:"e8462b5b5dc2584fdcd18e6bcfe9f1e4d970a529", GitTreeState:"clean", BuildDate:"2019-06-19T16:32:14Z", GoVersion:"go1.12.5", Compiler:"gc", Platform:"linux/amd64"}

• Kudo version (use kubectl kudo version):

KUDO Version: version.Info{GitVersion:"0.3.1", GitCommit:"0addb5bb", BuildDate:"2019-07-09T09:16:42Z", GoVersion:"go1.12.5", Compiler:"gc", Platform:"darwin/amd64"}

• Operator:
• operatorVersion:
• Cloud provider or hardware configuration:
• OS (e.g. from /etc/os-release):
• Kernel (e.g. uname -a):
• Install tools:
• Others: