fix(deps): update dependency @google-cloud/firestore to v8 [security]

Author: renovate-bot

background/function/package.json

@@ -9,7 +9,7 @@
     "test": "mocha --exit test/*.test.js"
   },
   "dependencies": {
-    "@google-cloud/firestore": "^5.0.0",
+    "@google-cloud/firestore": "^8.0.0",
     "@google-cloud/translate": "^8.0.0"
   },
   "devDependencies": {}

background/package.json

@@ -14,7 +14,7 @@
     "test": "mocha --exit test/app.test.js --timeout=50000"
   },
   "dependencies": {
-    "@google-cloud/firestore": "^5.0.0",
+    "@google-cloud/firestore": "^8.0.0",
     "@google-cloud/pubsub": "3.1.0",
     "@google-cloud/storage": "^6.0.0",
     "express": "^4.16.4"

background/server/package.json

@@ -10,7 +10,7 @@
   "author": "Google LLC",
   "license": "Apache-2.0",
   "dependencies": {
-    "@google-cloud/firestore": "^5.0.0",
+    "@google-cloud/firestore": "^8.0.0",
     "@google-cloud/pubsub": "^3.0.0",
     "body-parser": "^1.19.0",
     "express": "^4.17.1",

bookshelf/package.json

@@ -14,7 +14,7 @@
     "test": "mocha --timeout=8000 --exit **/*.test.js"
   },
   "dependencies": {
-    "@google-cloud/firestore": "^5.0.0",
+    "@google-cloud/firestore": "^8.0.0",
     "@google-cloud/storage": "^6.0.0",
     "body-parser": "^1.18.3",
     "express": "^4.16.4",

sessions/package.json

@@ -11,7 +11,7 @@
   "license": "Apache-2.0",
   "dependencies": {
     "@google-cloud/connect-firestore": "^2.0.0",
-    "@google-cloud/firestore": "^5.0.0",
+    "@google-cloud/firestore": "^8.0.0",
     "express": "^4.17.1",
     "express-session": "^1.16.2"
   },