KeyError when changing monster name on refresh (entid)

Sentry Issue: [SKYTEMPLE-1E5](https://skytemple.sentry.io/issues/4168035278/?referrer=github_integration)

```
KeyError: 1267
  File "module\monster\controller\monster.py", line 323, in on_entry_lang1_changed
  File "module\monster\module.py", line 174, in refresh
```