Fixed translation of "Clear Filter" for "All boards page: Possibility of filtering board by team or organization".

Thanks to xet7 !

client/components/boards/boardsList.jade

@@ -19,7 +19,7 @@ template(name="boardList")
           if userHasOrgsOrTeams
             i.fa.fa-filter
             input#filterBtn(type="button" value="{{_ 'filter'}}")
-            input#resetBtn(type="button" value="{{_ 'reset'}}")
+            input#resetBtn(type="button" value="{{_ 'filter-clear'}}")
 
     ul.board-list.clearfix.js-boards
       li.js-add-board