[llvm] [llvm-otool] Fix error messages to use -p instead of --dis-symname (PR #181225)

[Ryan Mansfield via llvm-commits]

rjmansfield wrote:

> Just to clarify, `--dis-symname` is the llvm-objdump name for the option and `-p` is the llvm-otool` name. Is that correct? If so, LGTM.

Yes, that's correct.

> Do you have the ability to merge this in yourself yet?

No, not yet. Would you mind merging this one on my behalf?  Should I request access? I wasn't sure if I had contributed enough yet.


https://github.com/llvm/llvm-project/pull/181225