fixes js lint warnings

app/assets/javascripts/compare_autocomplete.js.es6

@@ -56,13 +56,12 @@
           $dropdownContainer.removeClass('open');
         });
 
-        $dropdownContainer.on('click' , '.dropdown-content a', (e) => {
-         $dropdown.prop('title', e.target.text.replace(/_+?/g,'-'));
+        $dropdownContainer.on('click', '.dropdown-content a', (e) => {
+          $dropdown.prop('title', e.target.text.replace(/_+?/g, '-'));
           if ($dropdown.hasClass('has-tooltip')) {
             $dropdown.tooltip('fixTitle');
           }
-
-        })
+        });
       });
     };