Apply suggestions from code review of branch build/style-lint-fix-purge

Co-authored-by: Julian Stirling <julian@julianstirling.co.uk>

.gitlab-ci.yml

@@ -156,7 +156,6 @@ eslint:
   stage: analysis
   extends: .javascript_webapp
   script:
-    # Build JS application for production
     - npm run lint
     - npm run lint:style
 

webapp/stylelint.config.mjs

@@ -22,12 +22,12 @@ export default {
   ],
 
   rules: {
-    // Your global rules
+    // Global rules
     "selector-class-pattern": null,
     "no-invalid-position-at-import-rule": null,
     "no-empty-source": null,
 
-    // Needed rgba for UIkit colot math
+    // Needed rgba for UIkit color math
     "color-function-notation": null,
     "alpha-value-notation": null,
     "color-function-alias-notation": null,