feat(hrm): 添加LoginHelper依赖并更新用户ID获取方式

```
- 引入LoginHelper类用于获取当前用户ID
- 将原有的StpUtil.getLoginIdAsLong()替换为LoginHelper.getUserId()
- 保持markRead功能逻辑不变，仅优化用户ID获取方法

```

klp-hrm/src/main/java/com/klp/hrm/controller/HrmFlowCcController.java

@@ -5,6 +5,7 @@ import com.klp.common.core.controller.BaseController;
 import com.klp.common.core.domain.PageQuery;
 import com.klp.common.core.domain.R;
 import com.klp.common.core.page.TableDataInfo;
+import com.klp.common.helper.LoginHelper;
 import com.klp.hrm.domain.bo.HrmFlowCcBo;
 import com.klp.hrm.domain.vo.HrmFlowCcVo;
 import com.klp.hrm.service.IHrmFlowCcService;
@@ -58,8 +59,8 @@ public class HrmFlowCcController extends BaseController {
      */
     @PostMapping("/{ccId}/read")
     public R<Void> read(@PathVariable Long ccId) {
-        Long uid = StpUtil.getLoginIdAsLong();
-        return toAjax(service.markRead(ccId, uid));
+        Long userId = LoginHelper.getUserId();
+        return toAjax(service.markRead(ccId, userId));
     }
 
     @GetMapping("/ping")