chore(deps): update dependency google-cloud-asset to v2.1.0 (#100)

Author: renovate-bot

asset/snippets/snippets/requirements.txt

@@ -1,5 +1,5 @@
 google-cloud-storage==1.31.0
-google-cloud-asset==2.0.0
+google-cloud-asset==2.1.0
 google-cloud-resource-manager==0.30.2
 google-cloud-pubsub==1.7.0
 google-cloud-bigquery==1.28.0