fix some golint failures in pkg/registry/...

pkg/registry/apps/daemonset/strategy.go

@@ -166,6 +166,7 @@ type daemonSetStatusStrategy struct {
 	daemonSetStrategy
 }
 
+// StatusStrategy is the default logic invoked when updating object status.
 var StatusStrategy = daemonSetStatusStrategy{Strategy}
 
 func (daemonSetStatusStrategy) PrepareForUpdate(ctx context.Context, obj, old runtime.Object) {

pkg/registry/apps/deployment/strategy.go

@@ -145,6 +145,7 @@ type deploymentStatusStrategy struct {
 	deploymentStrategy
 }
 
+// StatusStrategy is the default logic invoked when updating object status.
 var StatusStrategy = deploymentStatusStrategy{Strategy}
 
 // PrepareForUpdate clears fields that are not allowed to be set by end users on update of status

pkg/registry/apps/statefulset/strategy.go

@@ -130,6 +130,7 @@ type statefulSetStatusStrategy struct {
 	statefulSetStrategy
 }
 
+// StatusStrategy is the default logic invoked when updating object status.
 var StatusStrategy = statefulSetStatusStrategy{Strategy}
 
 // PrepareForUpdate clears fields that are not allowed to be set by end users on update of status