chore: release 3.5.0 (#356)

🤖 I have created a release \*beep\* \*boop\* 
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## [3.5.0](https://www.github.com/googleapis/nodejs-asset/compare/v3.4.0...v3.5.0) (2020-07-08)


### Features

* **samples:** add sample code for ListAssets v1p5beta1 ([#355](https://www.github.com/googleapis/nodejs-asset/issues/355)) ([1f4cef8](https://www.github.com/googleapis/nodejs-asset/commit/1f4cef8af558cc000aec52c4e92afc1774141c53))
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This PR was generated with [Release Please](https://github.com/googleapis/release-please).

Author: release-please[bot]

asset/snippets/package.json

@@ -15,7 +15,7 @@
     "test": "mocha --timeout 180000"
   },
   "dependencies": {
-    "@google-cloud/asset": "^3.4.0",
+    "@google-cloud/asset": "^3.5.0",
     "@google-cloud/compute": "^2.0.0",
     "@google-cloud/storage": "^5.0.0",
     "uuid": "^8.0.0",