Only filter asynchronously if option remote is true.

We need to update the results right away when we do bulk assignment.

app/assets/javascripts/gl_dropdown.js.coffee

@@ -37,20 +37,20 @@ class GitLabDropdownFilter
       if keyCode is 13
         return false
 
+      # Only filter asynchronously only if option remote is set
+      if @options.remote
         clearTimeout timeout
         timeout = setTimeout =>
           blur_field = @shouldBlur keyCode
-        search_text = @input.val()
 
           if blur_field and @filterInputBlur
             @input.blur()
 
-        if @options.remote
-          @options.query search_text, (data) =>
+          @options.query @input.val(), (data) =>
             @options.callback(data)
-        else
-          @filter search_text
         , 250
+      else
+        @filter @input.val()
 
   shouldBlur: (keyCode) ->
     return BLUR_KEYCODES.indexOf(keyCode) >= 0