Update dependency @types/react to v16.9.38

Author: renovate-bot

src/React.Sample.Mvc4/package-lock.json

@@ -7,7 +7,7 @@
     "lint:ts": "tsc"
   },
   "devDependencies": {
-    "@types/react": "16.9.37",
+    "@types/react": "16.9.38",
     "@types/react-dom": "16.9.8",
     "@types/reactstrap": "8.4.2",
     "typescript": "3.9.5"