chore: release 2.0.3 (#594)

🤖 I have created a release \*beep\* \*boop\*
---
### [2.0.3](https://www.github.com/googleapis/nodejs-error-reporting/compare/v2.0.2...v2.0.3) (2021-08-26)


### Bug Fixes

* **build:** migrate to using main branch ([#593](https://www.github.com/googleapis/nodejs-error-reporting/issues/593)) ([5e37253](https://www.github.com/googleapis/nodejs-error-reporting/commit/5e37253b82f148719afd534aa48d7643810d33b5))
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This PR was generated with [Release Please](https://github.com/googleapis/release-please). See [documentation](https://github.com/googleapis/release-please#release-please).

error-reporting/package.json

@@ -15,7 +15,7 @@
  "test": "mocha --timeout=600000"
  },
  "dependencies": {
- "@google-cloud/error-reporting": "^2.0.2",
+ "@google-cloud/error-reporting": "^2.0.3",
  "express": "^4.16.3"
  },
  "devDependencies": {