chore(vectortile): update the api

googleapiclient/discovery_cache/documents/vectortile.v1.json

diff --git a/googleapiclient/discovery_cache/documents/vectortile.v1.json b/googleapiclient/discovery_cache/documents/vectortile.v1.json
index 2792671..b5a4937 100644
--- a/googleapiclient/discovery_cache/documents/vectortile.v1.json
+++ b/googleapiclient/discovery_cache/documents/vectortile.v1.json
@@ -343,7 +343,7 @@
       }
     }
   },
-  "revision": "20210520",
+  "revision": "20210522",
   "rootUrl": "https://vectortile.googleapis.com/",
   "schemas": {
     "Area": {