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anv: Fix BlackMyth: Wukong GPU hang issue when loading chapter 2/3/4

Yanfeng Mi requested to merge Yanfeng-Mi/mesa:fixhang into main

What does this MR do and why?

This issue can be reproduced after enabling atomic int64 extension:
https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/32525

anv:Fix BlackMyth: Wukong GPU hang issue when loading chapter 2/3/4

The culprit computer shader with barrier in divergent control flow,
so we force the shader to SIMD32 to avoid the hang issue.

Signed-off-by: Mi, Yanfeng <yanfeng.mi@intel.com>

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