chore: fix linter issues in backend and frontend

- Remove extra blank line in memo_service.go (goimports)
- Remove invalid fields from CreateMemoRequest call (validateOnly, requestId)
- Clean up unnecessary comments

🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>

server/router/api/v1/memo_service.go

@@ -679,7 +679,6 @@ func (s *APIV1Service) ListMemoComments(ctx context.Context, request *v1pb.ListM
 	return response, nil
 }
 
-
 func (s *APIV1Service) getContentLengthLimit(ctx context.Context) (int, error) {
 	workspaceMemoRelatedSetting, err := s.Store.GetWorkspaceMemoRelatedSetting(ctx)
 	if err != nil {

web/src/components/MemoEditor/index.tsx

@@ -395,10 +395,7 @@ const MemoEditor = observer((props: Props) => {
                 relations: state.relationList,
                 location: state.location,
               }),
-              // Optional fields can be omitted
               memoId: "",
-              validateOnly: false,
-              requestId: "",
             })
           : memoServiceClient
               .createMemoComment({