nir/lower_printf: drop static buffer addr lowering no longer used, replaced by the new pass. Signed-off-by: Alyssa Rosenzweig <[email protected]> Reviewed-by: Jesse Natalie <[email protected]> Reviewed-by: Lionel Landwerlin <[email protected]> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/33067>