chore(deps): update dependency google-auth to v2.0.1 (#288)

Co-authored-by: Jim Fulton <jim@jimfulton.info>

Author: renovate-bot

samples/snippets/requirements.txt

@@ -15,7 +15,7 @@ future==0.18.2
 GeoAlchemy2==0.9.3
 geopandas==0.9.0
 google-api-core==2.0.0
-google-auth==2.0.0
+google-auth==2.0.1
 google-cloud-bigquery==2.24.1
 google-cloud-bigquery-storage==2.6.3
 google-cloud-core==2.0.0