chore(deps-dev): bump eslint from 7.15.0 to 7.21.0 (#844)

Bumps [eslint](https://github.com/eslint/eslint) from 7.15.0 to 7.21.0.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/master/CHANGELOG.md)
- [Commits](eslint/eslint@v7.15.0...v7.21.0)

Signed-off-by: dependabot[bot] <support@github.com>

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

package.json

@@ -67,7 +67,7 @@
         "@wowts/tstolua": "^1.13.4",
         "commitlint": "^11.0.0",
         "csv-parse": "^4.12.0",
-        "eslint": "^7.14.0",
+        "eslint": "^7.21.0",
         "husky": "^4.3.5",
         "jest": "^26.6.3",
         "prettier": "^2.2.0",