FIX: page scroll lock not clearing properly on chrome

For some reason Chrome renamed "mousewheel" to "wheel"

app/assets/javascripts/discourse/lib/lock-on.js.es6

@@ -76,7 +76,12 @@ export default class LockOn {
     }, 50);
 
     $('body,html').off(SCROLL_EVENTS).on(SCROLL_EVENTS, e => {
-      if ( e.which > 0 || e.type === "mousedown" || e.type === "mousewheel" || e.type === "touchmove") {
+      if ( e.which > 0 ||
+           e.type === "mousedown" ||
+           e.type === "mousewheel" ||
+           e.type === "touchmove" ||
+           e.type === "wheel"
+      ) {
         this.clearLock(interval);
       }
     });