Merge pull request #4451 from mozilla/greenkeeper/stylelint-config-suitcss-14.0.0

Update stylelint-config-suitcss to the latest version 🚀

package.json

@@ -278,7 +278,7 @@
     "style-loader": "^0.20.1",
     "stylelint": "^8.0.0",
     "stylelint-config-standard": "^17.0.0",
-    "stylelint-config-suitcss": "^13.0.0",
+    "stylelint-config-suitcss": "^14.0.0",
     "supertest": "^3.0.0",
     "svg-url-loader": "^2.0.2",
     "tmp": "^0.0.33",