Changing element name by Layer will cause an exception

[GuoYuebo]

Describe the bug If I add 'enter' to element name in Layer, there will be <div><br></div> in showed element name.

To Reproduce

1. Go to 'https://craft.js.org/'
2. Click on 'App' in Layer
3. enter 'enter'
4. See error

Expected behavior Change name success.

Screenshots