chore(deps): update dependency sinon to v13 (#46)

Author: renovate-bot

packages/google-cloud-filestore/package.json

@@ -54,7 +54,7 @@
     "mocha": "^9.0.0",
     "null-loader": "^4.0.1",
     "pack-n-play": "^1.0.0-2",
-    "sinon": "^12.0.0",
+    "sinon": "^13.0.0",
     "ts-loader": "^9.1.2",
     "typescript": "^4.2.4",
     "webpack": "^5.36.2",