Removes the LV_COLOR_SCREEN_TRANSP Kconfig option as its not part of the
modules Kconfig anymore and renames the functions according to the new v9.2
API.
Signed-off-by: Fabian Blatz <fabianblatz@gmail.com>
Adds a sample that renders the simple `hello world` LVGL demo
with a transparent background, to demonstrate ARGB8888 framebuffer
capabilities.
Signed-off-by: Martin Stumpf <finomnis@gmail.com>