refactor: Use internal namespace for the existing API

packages/backend/src/routes/api/v1/templates.ee.js

@@ -1,20 +0,0 @@
-import { Router } from 'express';
-import { authenticateUser } from '../../../helpers/authentication.js';
-import { authorizeUser } from '../../../helpers/authorization.js';
-import { checkIsEnterprise } from '../../../helpers/check-is-enterprise.js';
-import { checkTemplatesEnabled } from '../../../helpers/check-templates-enabled.js';
-
-import getTemplatesAction from '../../../controllers/api/v1/templates/get-templates.ee.js';
-
-const router = Router();
-
-router.get(
-  '/',
-  authenticateUser,
-  authorizeUser,
-  checkIsEnterprise,
-  checkTemplatesEnabled,
-  getTemplatesAction
-);
-
-export default router;