Bump eslint from 7.21.0 to 7.22.0 (#266)

Bumps [eslint](https://github.com/eslint/eslint) from 7.21.0 to 7.22.0.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/master/CHANGELOG.md)
- [Commits](eslint/eslint@v7.21.0...v7.22.0)

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -63,7 +63,7 @@
     "@typescript-eslint/eslint-plugin": "^4.16.1",
     "@typescript-eslint/parser": "^4.16.1",
     "cross-env": "^7.0.3",
-    "eslint": "^7.21.0",
+    "eslint": "^7.22.0",
     "eslint-config-airbnb": "^18.2.1",
     "eslint-config-prettier": "^8.1.0",
     "eslint-plugin-import": "^2.22.1",