This allows us to drop the reboot condition on SaharaMode which means
that every time the reboot pattern is hit, it is due to a test
execution issue (GPU hang) and not something unrelated to the job.
Additionally, this allows us to try booting up to 5 times which should
help boot reliability.
Signed-off-by: Martin Roukala (né Peres) <martin.roukala@mupuf.org>
Reviewed-by: Eric Engestrom <None>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/32572>