chore(deps): update react monorepo to v16.13.1

Author: renovate-bot

package-lock.json

@@ -53,8 +53,8 @@
     "highlight.js": "9.17.1",
     "kkt": "5.3.0",
     "raw-loader": "4.0.0",
-    "react": "16.12.0",
-    "react-dom": "16.12.0",
+    "react": "16.13.1",
+    "react-dom": "16.13.1",
     "react-markdown": "4.3.1",
     "tsbb": "1.7.1"
   },