[llvm] [llvm-objdump] --adjust-vma: Call getInstruction with adjusted address (PR #140471)

[Fangrui Song via llvm-commits]

MaskRay wrote:

> Hi there, this PR failed test and breaks our buildbots. Could you please take a look? Thanks!
> 
> > Failed test: llvm/test/tools/llvm-objdump/ELF/SystemZ/adjust-vma.test:12:10: error: CHECK: expected string not found in input
> 
> buildbot: [lab.llvm.org/buildbot#/builders/10/builds/5709](https://lab.llvm.org/buildbot/#/builders/10/builds/5709)

Sorry. I forgot to add `/llvm/test/tools/llvm-objdump/ELF/SystemZ/lit.local.cfg`. Added in a1e314d10d6ad16c572a959411902856e9f9d2ed

https://github.com/llvm/llvm-project/pull/140471