Merge pull request #4436 from EricMountain-1A/noargs-kubectl-create-test-fix

Fix "kubectl create with no args" test to verify exit code

hack/test-cmd.sh

@@ -128,7 +128,7 @@ for version in "${kube_api_versions[@]}"; do
   fi
 
   # passing no arguments to create is an error
-  [ ! $(kubectl create) ]
+  ! kubectl create
 
   kube::log::status "Testing kubectl(${version}:pods)"
   kubectl get pods "${kube_flags[@]}"