[clang-tools-extra] [clangd] Offer Extract to Function for single expression-statements (PR #219945)

[Nathan Ridge via cfe-commits]

HighCommander4 wrote:

> Will be a bit before I can give a review, but for now I noticed your linked issues seem unrelated?

Github auto-linked them to llvm-project issues, but the corresponding clangd issues were intended:

https://github.com/clangd/clangd/issues/698
https://github.com/clangd/clangd/issues/1254

https://github.com/llvm/llvm-project/pull/219945