oniro-linux-blueprint-vending-machine.conf: Set supported resolution

Tested on b68 board, could be reverted or adjusted for other config

Forwarded: https://booting.oniroproject.org/distro/oniro/-/merge_requests/366
Relate-to: https://git.ostc-eu.org/OSTC/planning/core-os/-/issues/228
Relate-to: https://git.ostc-eu.org/OSTC/planning/product/-/wikis/Hardware


Cc: @andrei
Signed-off-by: Philippe Coval <philippe.coval@huawei.com>

meta-oniro-blueprints/conf/distro/oniro-linux-blueprint-vending-machine.conf

@@ -21,6 +21,8 @@ DISTRO_FEATURES_remove = "x11"
 
 # Lib configuration needed for some applications in layer
 LVGL_CONFIG_LV_MEM_CUSTOM = "1"
+LVGL_CONFIG_WAYLAND_HOR_RES ?= "1024"
+LVGL_CONFIG_WAYLAND_VER_RES ?= "600"
 
 # Dynamic weston.ini configuration
 WESTON_DYNAMIC_INI = "1"