Bump stylelint from 13.7.0 to 13.7.2 (#6219)

Bumps [stylelint](https://github.com/stylelint/stylelint) from 13.7.0 to 13.7.2.
- [Release notes](https://github.com/stylelint/stylelint/releases)
- [Changelog](https://github.com/stylelint/stylelint/blob/master/CHANGELOG.md)
- [Commits](https://github.com/stylelint/stylelint/compare/13.7.0...13.7.2)

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

package.json

@@ -169,7 +169,7 @@
     "sass-loader": "10.0.2",
     "scss-bundle": "2.3.2",
     "selenium-webdriver": "4.0.0-alpha.7",
-    "stylelint": "^13.6.1",
+    "stylelint": "^13.7.2",
     "ts-node": "^9.0.0",
     "tsconfig-paths": "^3.9.0",
     "tslint": "6.1.3",