gaarf-wf: Functions have been updated to gaarf@3.1.0 (with API v19)

Change-Id: If796d7000ab3bb15333525e488dd1b662399f0f4

Author: evil-shrike

gcp/functions/package-lock.json

@@ -25,7 +25,7 @@
     "@google-cloud/functions-framework": "^3.3.0",
     "@google-cloud/logging": "^11.0.0",
     "@google-cloud/logging-winston": "^6.0.0",
-    "google-ads-api-report-fetcher": "^3.0.0",
+    "google-ads-api-report-fetcher": "^3.1.0",
     "google-auth-library": "^9.1.0",
     "js-yaml": "^4.1.0"
   },