[clang] [libcxxabi] [lldb] [llvm] [mlir] [NFC] Typo fixes. (PR #174333)

[via cfe-commits]

willmafh wrote:

> Usually I'm not a fan of these cross-project patches, but this seems small enough that it should be fine. I also can't see a way that it's not a typo somewhere. The libc++abi changes definitely LGTM, and I think the rest is fine as well. If nobody else comments within a week or so I think you can just land this.
> 
> Could you mention in the title that you're fixing exactly one kind of typo?

Thanks for your responding, I was reading source codes of libcxxabi and see this typo, so I grep the whole repo to see whether there are other places this typo occurred. It seems unnecessary to open multiple PRs to just change the typo.

https://github.com/llvm/llvm-project/pull/174333