winsys/amdgpu: Process RADEON_FLAG_* independently from RADEON_DOMAIN_*
winsys/amdgpu: Process RADEON_FLAG_* independently from RADEON_DOMAIN_*

In particular, AMDGPU_GEM_CREATE_CPU_GTT_USWC can affect even BOs created
in VRAM if they get evicted to GTT. In general there's no need to
restrict any of the flags to any particular domains.

Reviewed-by: Edward O'Callaghan <117173807d5a49976a891944633465c0daea7f98@alterapraxis.com>
Reviewed-by: Christian König <c7ea837d7a46effe4232b086213468b8b31643bf@amd.com>
Reviewed-by: Marek Olšák <8c7344a1abdb103e79ecfd488098373070c3c70e@amd.com>
Reviewed-by: Alex Deucher <08dc22c6156113f2deff178e35e3ed9b24d6af9e@amd.com>

metora/MesaGLSLCompiler,metora/MesaGLSLCompiler,metora/MesaGLSLCompiler