chore: drop redundant what-comments

Author: johanrd

lib/rules/template-no-passed-in-event-handlers.js

@@ -1,4 +1,3 @@
-// Ember event handler names that map to Ember's classic event system.
 // Note: mouseMove, mouseEnter, and mouseLeave are intentionally excluded —
 // they are native DOM events that do not have corresponding Ember
 // classic-event aliases on components.
@@ -98,7 +97,6 @@ module.exports = {
           }
           const argName = attr.name.slice(1);
 
-          // Check ignore config (use bare name without @)
           if (ignoredAttrs.includes(argName)) {
             continue;
           }