Use queue instead of memory queue in webhook send service (#19390)

services/webhook/main_test.go

@@ -9,12 +9,16 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models/unittest"
+	"code.gitea.io/gitea/modules/setting"
 
 	_ "code.gitea.io/gitea/models"
 )
 
 func TestMain(m *testing.M) {
+	setting.LoadForTest()
+	setting.NewQueueService()
 	unittest.MainTest(m, &unittest.TestOptions{
 		GiteaRootPath: filepath.Join("..", ".."),
+		SetUp:         Init,
 	})
 }