chore(deps): update dependency google-cloud-dataproc to v2.3.1 (#154)

Author: renovate-bot

dataproc/snippets/requirements.txt

@@ -5,4 +5,4 @@ google-auth==1.28.0
 google-auth-httplib2==0.1.0
 google-cloud==0.34.0
 google-cloud-storage==1.37.0
-google-cloud-dataproc==2.3.0
+google-cloud-dataproc==2.3.1