Potential fix for code scanning alert no. 1: Clear-text logging of sensitive information

Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>

src/game/core/userService.ts

@@ -39,7 +39,7 @@ export async function ensureUserAndGuildExist(
       }
     });
   } catch (error) {
-    logger.error({ userId, guildId, error }, 'Error ensuring User and Guild exist');
+    logger.error({ error }, 'Error ensuring User and Guild exist');
     throw error;
   }
 }