[CORE] FIx PagedGatedDeltaNet type validation for independent state float type (#35541)
### Details:
- *type validation for independent state float type*
- *related to https://github.com/openvinotoolkit/openvino/pull/35540*
### Tickets:
- *ticket-id*
### AI Assistance:
- *AI assistance used: no / yes*
- *If yes, summarize how AI was used and what human validation was
performed (build/tests/manual checks).*
Co-authored-by: Copilot <copilot@github.com>