[clang-tools-extra] [libc] clang-tidy: readability-redundant-smartptr-get does not remove -> (#97964) (PR #98757)

[Piotr Zegar via cfe-commits]

https://github.com/PiotrZSL requested changes to this pull request.

Fix release notes, and remove not related changed to errno (i assume due to merge).
fell free to rebase branch if needed

https://github.com/llvm/llvm-project/pull/98757