Merge pull request #113508 from p-slavcheva/fix-diff-osexit

Replace os.Exit in diff

Kubernetes-commit: 3ceb213fc15c347874f50027977a76ee05a1bb92

pkg/cmd/diff/diff.go

@@ -145,7 +145,7 @@ func NewCmdDiff(f cmdutil.Factory, streams genericclioptions.IOStreams) *cobra.C
 			// return 1 if there was a problem.
 			if err := options.Run(); err != nil {
 				if exitErr := diffError(err); exitErr != nil {
-					os.Exit(exitErr.ExitStatus())
+					cmdutil.CheckErr(cmdutil.ErrExit)
 				}
 				cmdutil.CheckDiffErr(err)
 			}