panfrost: drop leftover definition after pan_nir_lower_64bit_intrin removal
What does this MR do and why?
panfrost: drop leftover definition after pan_nir_lower_64bit_intrin removal
Fixes: bd0d3c7b1c61 ("panfrost: drop pan_nir_lower_64bit_intrin")
Signed-off-by: David Heidelberg <david@ixit.cz>