[AMDGPU][True16][MC] duplicate vop1 tests to fake16 and update real-true16 flags for GFX12 (#100849)
duplicate vop1 tests to fake16 and update real-true16 flags for GFX12
creating duplications here to avoid bulk copy in the following true16
patches
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Co-authored-by: guochen2 <guochen2@amd.com>