xwayland: port packageconfig from xserver-xorg recipe

xwayland: port packageconfig from xserver-xorg recipe

Copy the packageconfig options from the xserver-xorg recipe to
allow configuring for non mesa opengl backends.

Keep the defaults as set in the xserver-xorg recipe.

The following options no longer exists and are dropped:
udev dga dri dri2 xshmfence xmlto systemd-logind systemd xwayland

Signed-off-by: Max Krummenacher <max.krummenacher@toradex.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>