[CK_TILE] Fix Windows build in FMHA head grouping#5977

brockhargreaves-amd merged 2 commits intodevelopROCm/rocm-libraries:developfrom

users/hyoon1/ck/fmha-group-head-winROCm/rocm-libraries:users/hyoon1/ck/fmha-group-head-winCopy head branch name to clipboard