chore(deps): update dependency grpcio to v1.46.0 (#415)

Author: renovate-bot

dataproc/snippets/requirements.txt

@@ -1,6 +1,6 @@
 
 backoff==2.0.1
-grpcio==1.44.0
+grpcio==1.46.0
 google-auth==2.6.6
 google-auth-httplib2==0.1.0
 google-cloud==0.34.0