[clang-tools-extra] [clangd] Do not show `aParam` parameter hint for argument spelled `param` (PR #119162)

[Haojian Wu via cfe-commits]

https://github.com/hokein commented:

I have mixed feelings about this. The change is small, but it seems tied to a particular coding style, and the implementation appears to be "optimized" specifically for that style, which isn’t we do generally.

https://github.com/llvm/llvm-project/pull/119162