Fix horizontal scrolling of code hints

src/styles/brackets_patterns_override.less

@@ -379,6 +379,9 @@ a:focus {
         box-shadow: 0 3px 9px @bc-shadow;
         border: none;
 
+        // Fixes a problem with codehints that exceed the maximum size resulting in horizental scrollbars.
+        overflow-x: hidden;
+
         .dark & {
             background-color: @dark-bc-menu-bg;
             box-shadow: 0 3px 9px @dark-bc-shadow;