etnaviv: move etna_dump_shader(..) to generic location

Before this change we had two identical etna_dump_shader
functions - one for tgsi and one for nir.

Signed-off-by: Christian Gmeiner <christian.gmeiner@gmail.com>
Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7397>
4 files changed