Upgrade: bump eslint from 7.28.0 to 7.30.0

Bumps [eslint](https://github.com/eslint/eslint) from 7.28.0 to 7.30.0.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/master/CHANGELOG.md)
- [Commits](eslint/eslint@v7.28.0...v7.30.0)

---
updated-dependencies:
- dependency-name: eslint
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package-lock.json

@@ -17,7 +17,7 @@
         "@types/node": "^15.12.2",
         "@typescript-eslint/parser": "^4.28.0",
         "@zeit/ncc": "^0.22.3",
-        "eslint": "^7.28.0",
+        "eslint": "^7.30.0",
         "eslint-plugin-github": "^4.1.3",
         "eslint-plugin-jest": "^24.3.6",
         "js-yaml": "^4.1.0",