[CK_TILE][FMHA] Add new tile size for async (#3586)

* add new tile size for async

Signed-off-by: Linjun-AMD <Jun.Lin@amd.com>

* Update example/ck_tile/01_fmha/codegen/ops/fmha_fwd.py

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* fix lse error

Signed-off-by: Linjun-AMD <Jun.Lin@amd.com>

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Signed-off-by: Linjun-AMD <Jun.Lin@amd.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>