Rename newly introduced interface to InterfaceExt

Signed-off-by: Mike Ng <ming@redhat.com>

pkg/action/uninstall.go

@@ -120,7 +120,7 @@ func (u *Uninstall) Run(name string) (*release.UninstallReleaseResponse, error)
 	res.Info = kept
 
 	if u.Wait {
-		if kubeClient, ok := u.cfg.KubeClient.(kube.ClientInterface); ok {
+		if kubeClient, ok := u.cfg.KubeClient.(kube.InterfaceExt); ok {
 			if err := kubeClient.WaitForDelete(deletedResources, u.Timeout); err != nil {
 				errs = append(errs, err)
 			}

pkg/kube/interface.go

@@ -70,13 +70,13 @@ type Interface interface {
 	IsReachable() error
 }
 
-// ClientInterface is introduced to avoid breaking backwards compatibility for Interface implementers.
+// InterfaceExt is introduced to avoid breaking backwards compatibility for Interface implementers.
 //
-// TODO Helm 4: Remove ClientInterface and integrate its method(s) into the Interface.
-type ClientInterface interface {
+// TODO Helm 4: Remove InterfaceExt and integrate its method(s) into the Interface.
+type InterfaceExt interface {
 	// WaitForDelete wait up to the given timeout for the specified resources to be deleted.
 	WaitForDelete(resources ResourceList, timeout time.Duration) error
 }
 
 var _ Interface = (*Client)(nil)
-var _ ClientInterface = (*Client)(nil)
+var _ InterfaceExt = (*Client)(nil)