[clang-tools-extra] [clangd] Strip invalid fromRanges for outgoing calls (PR #134657)

[Nathan Ridge via cfe-commits]

https://github.com/HighCommander4 approved this pull request.

Thanks for the patch!

I made a small addition to the test to make it clearer why we have this conditional check. Please have a look at let me know if that makes sense to you.

https://github.com/llvm/llvm-project/pull/134657