load_uniform does not have io_semantics and component.
Fixes: a83fd26 ("nir/print: stop trying to match i/o vars using base/driver_location")
Reviewed-By: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Reviewed-by: Christian Gmeiner <cgmeiner@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/28962>