chore(deps): update dependency google-auth to v2.55.1 (#1441)

Author: renovate-bot

requirements.txt

@@ -1,7 +1,7 @@
 certifi==2026.6.17
 cryptography==49.0.0
 filelock==3.29.4
-google-auth==2.55.0
+google-auth==2.55.1
 idna==3.18
 packaging==26.2
 pip==26.1.2