[llvm] [llvm][ELF]Add Shdr check for getBuildID (PR #126537)

[Ruoyu Qiu via llvm-commits]

cabbaken wrote:

Theoretically, this should pass the check after the merge of [130942](https://github.com/llvm/llvm-project/pull/130942).
How to restart a check? Should I just click the "__Update branch__" button?

https://github.com/llvm/llvm-project/pull/126537