Auto-focus emoji award search field

Closes #12621

app/assets/javascripts/awards_handler.coffee

@@ -4,6 +4,7 @@ class @AwardsHandler
       event.stopPropagation()
       event.preventDefault()
       $(".emoji-menu").show()
+      $("#emoji_search").focus()
     $("html").on 'click', (event) ->
       if !$(event.target).closest(".emoji-menu").length

app/views/votes/_votes_block.html.haml

@@ -7,7 +7,7 @@
   - if current_user
     .awards-controls
-      %a.add-award{"data-toggle" => "dropdown", "data-target" => "#", "href" => "#"}
+      %a.add-award{"href" => "#"}
         = icon('smile-o')
       .emoji-menu
         .emoji-menu-content