change(headings): removed h3 and set important rules to subtitle-ligh…

…t class

- we want to ensure the values from this class win even when it's applied on an element that have more specific rules applied

Makefile

@@ -98,15 +98,15 @@ test-update:	## Update jest tests snapshots
 
 .PHONY: stylelint
 stylelint:		## Stylelint
-	$(NODE_MODULES)/stylelint/bin/stylelint.js --allow-empty-input 'src/**/*.{css,less}'
+	$(NODE_MODULES)/.bin/stylelint --allow-empty-input 'src/**/*.{css,less}'
 
 .PHONY: stylelint-overrides
 stylelint-overrides:
 	$(NODE_MODULES)/.bin/stylelint --custom-syntax less --allow-empty-input 'theme/**/*.overrides' 'src/**/*.overrides'
 
 .PHONY: stylelint-fix
 stylelint-fix:	## Fix stylelint
-	$(NODE_MODULES)/stylelint/bin/stylelint.js --allow-empty-input 'src/**/*.{css,less}' --fix
+	$(NODE_MODULES)/.bin/stylelint --allow-empty-input 'src/**/*.{css,less}' --fix
 	$(NODE_MODULES)/.bin/stylelint --custom-syntax less --allow-empty-input 'theme/**/*.overrides' 'src/**/*.overrides' --fix
 
 .PHONY: prettier

theme/themes/eea/globals/site.overrides

@@ -40,9 +40,9 @@ h6 {
   color: @headerColor;
 }
 
-h3.subtitle-light {
-  font-size: @h3-light;
-  font-weight: @font-weight-2;
+.subtitle-light {
+  font-size: @h3-light !important;
+  font-weight: @font-weight-2 !important;
 }
 
 .content-area {