ARM: configs: sunxi: Add DRM output-related options

We're missing a bunch of options related to the DRM driver options (panels,
HDMI, CEC) that seems useful. Let's add them in the defconfig.

Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://lore.kernel.org/r/20200705091904.42795-5-maxime@cerno.tech


Acked-by: Chen-Yu Tsai <wens@csie.org>