update bilingual

lib/views/admin/users.html

@@ -185,7 +185,7 @@
                   <span class="caret"></span>
                 </button>
                 <ul class="dropdown-menu" role="menu">
-                  <li class="dropdown-header">編集メニュー</li>
+                  <li class="dropdown-header">{{ t('user_management.Edit menu') }}</li>
                   <li>
                     <a href="">編集</a>