weston does not work on the ti-sgx SDK, so switch to using KMS directly,
and drop the wayland-related config options.
Signed-off-by: Adam Duskett <Aduskett@gmail.com>
[yann.morin.1998@free.fr: split into its own patch]
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>