[lld] [lld] Support thumb PLTs (PR #86223)

[Peter Smith via llvm-commits]

https://github.com/smithp35 commented:

Thanks for the update.

I think the current code won't work for big-endian systems. Other than that it looks good to me.

I'll be away on vacation till the 2nd April. I'm happy for MaskRay to approve if he is happy with the changes.

https://github.com/llvm/llvm-project/pull/86223