[AMDGPU][MC][GFX9] Corrected parsing of v_cndmask_b32_sdwa

See https://bugs.llvm.org/show_bug.cgi?id=43607

Reviewers: arsenm, rampitec

Differential Revision: https://reviews.llvm.org/D69095

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@375231 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed