fix: update authguard on bulk upload mailchimp

src/user/user.controller.ts

@@ -108,7 +108,7 @@ export class UserController {
   // Use only if users have not been added to mailchimp due to e.g. an ongoing bug
   @ApiBearerAuth()
   @Post('/bulk-mailchimp-upload')
-  @UseGuards(FirebaseAuthGuard)
+  @UseGuards(SuperAdminAuthGuard)
   async bulkUploadMailchimpProfiles() {
     return await this.userService.bulkUploadMailchimpProfiles();
   }