chore: release 3.0.0 (#599)

🤖 I have created a release \*beep\* \*boop\*
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## [3.0.0](https://www.github.com/googleapis/nodejs-compute/compare/v2.6.0...v3.0.0) (2021-08-17)


### ⚠ BREAKING CHANGES

* new generated version of compute API (#537)

### Features

* new generated version of compute API ([#537](https://www.github.com/googleapis/nodejs-compute/issues/537)) ([4023676](https://www.github.com/googleapis/nodejs-compute/commit/4023676e121e3b3c71b681dbd77136ab74184e68))


### Bug Fixes

* **build:** migrate to using main branch ([#609](https://www.github.com/googleapis/nodejs-compute/issues/609)) ([3013bb5](https://www.github.com/googleapis/nodejs-compute/commit/3013bb53258d738e136327fd027b6ea4fae835db))
* **deps:** google-gax v2.24.1 ([#612](https://www.github.com/googleapis/nodejs-compute/issues/612)) ([8569747](https://www.github.com/googleapis/nodejs-compute/commit/856974738ab7051cdbf05575bc5871c0b6b4ea28))
---


This PR was generated with [Release Please](https://github.com/googleapis/release-please). See [documentation](https://github.com/googleapis/release-please#release-please).

compute/package.json

@@ -14,7 +14,7 @@
     "test": "mocha test --timeout 1200000"
   },
   "dependencies": {
-    "@google-cloud/compute": "3.0.0-alpha.3",
+    "@google-cloud/compute": "^3.0.0",
     "@sendgrid/mail": "^7.0.0",
     "nodemailer": "^6.0.0",
     "nodemailer-smtp-transport": "^2.7.4"