36ef75b6eb
We have been incorrectly assuming there was just one for all the
events, apparently CTS never uses more than one event.
Fixes: e6884df088 ('v3dv: fix event synchronization')
Reviewed-by: Alejandro Piñeiro <apinheiro@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/19518>