[llvm-branch-commits] [clang-tools-extra] [clangd] Add clangd 18 release notes (PR #84436)

[Nathan Ridge via llvm-branch-commits]

HighCommander4 wrote:

@kadircet do you know what is the process for getting this approved and merged? As this is targeting the `release/18.x` branch, I do not have permissions to merge it myself like a regular PR.

https://github.com/llvm/llvm-project/pull/84436