spirv: fix AtomicLoad/Store on images
spirv: fix AtomicLoad/Store on images

OpAtomicLoad/Store should have pointer to images just like the rest of the
atomic operators. These couple of lines were poorly copied from the
ssbo/shared_vars cases (the only ones currently tests by the CTS).

Fixes 2afb950161f8 ("spirv/nir: Add support for OpAtomicLoad/Store")
Reviewed-by: Jason Ekstrand <68c46a606457643eab92053c1c05574abb26f861@jlekstrand.net>

metora/MesaGLSLCompiler,metora/MesaGLSLCompiler,metora/MesaGLSLCompiler