[lld] [ELF] Support R_RISCV_SET_ULEB128/R_RISCV_SUB_ULEB128 in non-SHF_ALLOC sections (PR #72610)

[Fangrui Song via llvm-commits]

MaskRay wrote:

I've received a report from another user and this patch addresses the non-SHF_ALLOC section problem. I plan to land this tomorrow.

https://github.com/llvm/llvm-project/pull/72610