Update firebase-admin version for Functions integrations tests (#7666)

Author: paulb777

Functions/Backend/package.json

@@ -2,7 +2,7 @@
   "name": "functions",
   "description": "Cloud Functions for Firebase",
   "dependencies": {
-    "firebase-admin": "^8.0.0",
+    "firebase-admin": "^9.2.0",
     "firebase-functions": "^3.0.0"
   },
   "private": true,

Functions/README.md

@@ -7,7 +7,7 @@ integration test FirebaseFunctions:
 
 ### Prereqs
 
-- At least CocoaPods 1.7.2
+- At least CocoaPods 1.10.0
 - Install [cocoapods-generate](https://github.com/square/cocoapods-generate)
 
 ### To Develop