Make the google-repo-only dependencies on renovate match those in gradle

Author: jmartinesp

.github/renovate.json5

@@ -35,6 +35,8 @@
         "/^androidx\\./",
         "/^android\\./",
         "/^com\\.android\\.tools/",
+        "/^com\\.google\\.firebase/",
+        "/^com\\.google\\.android/",
       ],
       "registryUrls": [ "https://dl.google.com/android/maven2/" ],
     },