[lld] [LLD][ELF][ARM] Fix resolution of R_ARM_THM_JUMP8 and R_ARM_THM_JUMP11 (PR #126933)

[Peter Smith via llvm-commits]

https://github.com/smithp35 commented:

The code changes look good to me.

If it is possible to use assembler in the test, it will be worth doing so as they are usually easier to read.

https://github.com/llvm/llvm-project/pull/126933