[clang] [PowerPC] Support local-dynamic TLS relocation on AIX (PR #66316)

[Felix via cfe-commits]

orcguru wrote:

> Missing an update in `recordRelocation()` similar as the patch: https://reviews.llvm.org/D155415.
> 
> Working on it now.

Done. Added one test case aix-tls-ld-xcoff-reloc-large.ll to track this kind of issue. If full set of test case is necessary, please let me know, and I will add the remaining ones (reloc-large32, reloc, reloc-32).

https://github.com/llvm/llvm-project/pull/66316