By changing the room for one enitity every entity gets that same room name
### Checklist
- [x] I checked for similar existing issues (both open and closed) before posting.
- [x] I am running the latest version.
### Expected behavior
[What you expected to happen]
### Actual behavior
[What actually happened]
Steps to Reproduce
Go to dev-tools --> press e on keyboard --> change room in entity
Steps to Reproduce
Go to dev-tools --> press e on keyboard --> change room in entity