Merge pull request #6 from bearkfear/renovate/node-14.x

chore(deps): update node.js to v14

Author: bearkfear

functions/package.json

@@ -9,7 +9,7 @@
     "logs": "firebase functions:log"
   },
   "engines": {
-    "node": "8"
+    "node": "14"
   },
   "dependencies": {
     "express": "^4.17.1",