feat: 添加完成事件触发

为CustomRuleCard、FilterRuleGroupCard、NotificationChannelCard和AccountSettingDirectory组件添加done事件触发，以便在完成相关操作后通知其他组件。

src/views/setting/AccountSettingSystem.vue

@@ -223,6 +223,7 @@ onDeactivated(() => {
                 :downloaders="downloaders"
                 @close="removeDownloader(element)"
                 @change="onDownloaderChange"
+                @done="saveDownloaderSetting"
                 :allow-refresh="isRequest"
               />
             </template>
@@ -272,6 +273,7 @@ onDeactivated(() => {
                 :mediaservers="mediaServers"
                 @close="removeMediaServer(element)"
                 @change="onMediaServerChange"
+                @done="saveMediaServerSetting"
               />
             </template>
           </draggable>