radv: Do not discard hits with t=tmax
Fixes dEQP-VK.ray_tracing_pipeline.inside_aabbs.chit.ray_end_tmax_zero.*. We now pass all ray tracing cts on GFX10.3 apart from cases where we time out.
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Fixes dEQP-VK.ray_tracing_pipeline.inside_aabbs.chit.ray_end_tmax_zero.*. We now pass all ray tracing cts on GFX10.3 apart from cases where we time out.