Apply missing close tag

Author: KevinJump

uSync.Backoffice.Assets/App_Plugins/uSync/changedialog.html

@@ -15,8 +15,7 @@
                                 button-style="action btn-sm"
                                 label-key="usync_apply"
                                 action="vm.apply(vm.item)"
-                                ng-if="vm.showApply == true"
-                    </umb-button>
+                                ng-if="vm.showApply == true"></umb-button>
 
                 </umb-box-header>
                 <umb-box-container>