Remove docs for v24 deprecations from the v25 docs

Documentation for features/API that was deprecated in v24 should be removed from the v25 docs.

Searching for `decrecated:` in the repo turns up these instances:

<img width="329" height="537" alt="Image" src="https://github.com/user-attachments/assets/c1da7704-df0f-4a3f-bbc4-232c2f2fc7dd" />