torture: Switch qemu from -nographic to -display none

This commit switches the qemu argument "-nographic" to "-display none",
aligning with the nolibc tests.

Cc: Willy Tarreau <w@1wt.eu>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
This commit is contained in:
Paul E. McKenney 2023-07-13 17:39:02 -07:00
commit 93a556b8b3