virgl: Fixes portal2 binary name in tweak config

Portal 2 on virgl w/ GLES host requires bgraswz and emubgra tweaks.
Application binary name matching mismatch caused tweaks to default
to a disabled state.

Signed-off-by: Ryan Neph <ryanneph@google.com>
Reviewed-by: Gurchetan Singh <gurchetansingh@chromium.org>
Fixes: 9760a7ed913 ("virgl: apply bgra dest swizzle and add Portal 2")
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7246>
1 file changed