[llvm] [PartiallyInlineLibCalls] Emit missed- and passed-optimization remarks when partially inlining sqrt (PR #123966)

[via llvm-commits]

TiborGY wrote:

Also tagging @kazutakahirata since they were suggested as a reviewer for the previous PR in the series, and are listed as an inliner maintainer.

https://github.com/llvm/llvm-project/pull/123966