fix(deps): Exclude google-auth 2.24.0 and 2.25.0 (#1102)

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

Author: gcf-owl-bot[bot]

samples/generated_samples/snippet_metadata_google.pubsub.v1.json

@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-pubsub",
-    "version": "2.19.7"
+    "version": "0.1.0"
   },
   "snippets": [
     {