[llvm] [AMDGPU][MC] GFX9 - Support NV bit in FLAT instructions in pre-GFX90A (PR #154237)

[Jan Patrick Lehr via llvm-commits]

jplehr wrote:

It seems that this one turned one of our bots red: https://lab.llvm.org/buildbot/#/builders/123/builds/30172

Not sure why the bot did not comment here.

https://github.com/llvm/llvm-project/pull/154237