Bump eslint from 7.14.0 to 7.15.0

Bumps [eslint](https://github.com/eslint/eslint) from 7.14.0 to 7.15.0.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/master/CHANGELOG.md)
- [Commits](eslint/eslint@v7.14.0...v7.15.0)

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

package.json

@@ -41,7 +41,7 @@
     "chalk": "^4.1.0",
     "coveralls": "^3.1.0",
     "css-loader": "^5.0.1",
-    "eslint": "^7.14.0",
+    "eslint": "^7.15.0",
     "file-loader": "^6.2.0",
     "html-loader": "^1.3.2",
     "http-server": "^0.12.3",