Fix mb with-versioning (#4223)

`mc mb --with-versioning` no longer works after f70b7e5 (no PR)

Use long param name.

cmd/mb-main.go

@@ -156,7 +156,7 @@ func mainMakeBucket(cliCtx *cli.Context) error {
 			continue
 		}
 
-		if cliCtx.Bool("s") {
+		if cliCtx.Bool("with-versioning") {
 			fatalIf(clnt.SetVersion(ctx, "enable", []string{}, false), "Unable to enable versioning")
 		}