Move platform.invalidate_caches() docs

[adorilson]

Move platform.invalidate_caches() documentation to Cross platform section and erase Miscellaneous.

Linked PRs

• gh-138665: Move platform.invalidate_caches docs #138667
• [3.14] gh-138665: Move platform.invalidate_caches docs (GH-138667) #138668

[picnixz]

That would be better indeed. I think I didn't notice that I was after the CLI docs.

[picnixz]

Thank you for the report!

[StanFromIreland]

Can this be closed now?

[picnixz]

Not until backports are done.