Fix menuService path in strictNullChecks list

src/tsconfig.strictNullChecks.json

@@ -385,6 +385,7 @@
 		"./vs/nls.mock.ts",
 		"./vs/platform/actions/common/actions.ts",
 		"./vs/platform/actions/common/menu.ts",
+		"./vs/platform/actions/common/menuService.ts",
 		"./vs/platform/backup/common/backup.ts",
 		"./vs/platform/broadcast/electron-browser/broadcastService.ts",
 		"./vs/platform/clipboard/common/clipboardService.ts",
@@ -609,7 +610,6 @@
 		"./vs/workbench/parts/welcome/gettingStarted/electron-browser/gettingStarted.ts",
 		"./vs/workbench/parts/welcome/page/electron-browser/vs_code_welcome_page.ts",
 		"./vs/workbench/parts/welcome/walkThrough/node/walkThroughUtils.ts",
-		"./vs/workbench/services/actions/common/menuService.ts",
 		"./vs/workbench/services/activity/common/activity.ts",
 		"./vs/workbench/services/backup/common/backup.ts",
 		"./vs/workbench/services/commands/common/commandService.ts",