r600/sfn: Set bit size for newly created store intrinsic
Validation became a bit tighter, so fix the generated nir
Fixes: 1632948a7640e0acb569be7c61e0840451daca2e
nir: validate src_type of store_output intrinsics, require bit_size >= 16
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Validation became a bit tighter, so fix the generated nir
Fixes: 1632948a7640e0acb569be7c61e0840451daca2e
nir: validate src_type of store_output intrinsics, require bit_size >= 16