[FEAT] add support in multi label and token classification for UnderAnnotatedSegments

[Nadav Barak]

Is your feature request related to a problem? Please describe.
The check currently does not support those task types

Describe the solution you'd like
Add support in those task types + tests

Additional context
Should discuss before implementing - what is considered as "Not Annotated" for those use cases
See https://github.com/deepchecks/deepchecks/blob/9d1261c40a3685ece57f0fefc72a36ed129fc10e/CONTRIBUTING.rst before starting

[Nadav Barak]

closed by #2516