Weaver Live Check seems not to validate required resource attributes

[mmanciop]

Describe the bug
Live check does not seem to complain when required attributes in entities are missing.

To Reproduce
Steps to reproduce the behavior:

1. Clone https://github.com/dash0hq/dash0-semantic-conventions/tree/main/tests
2. Mark the deployment.name attribute in model/deployment/entities.yaml as required
3. Run make test and see it NOT FAIL the tests/valid/deployment/minimal-deployment-event.json test

Expected behavior
Live check screams at me

Additional context
I hope I am not holding it wrong.