The define of snprintf in nir_lower_atomics_to_ssbo.c is duplicated,
so remove it from this file
Signed-off-by: Yonggang Luo <luoyonggang@gmail.com>
Reviewed-by: Dylan Baker <dylan@pnwbakers.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/14014>