ARM: configs: sunxi: Enable Lima

Lima is fairly stable now, so let's enable it by default.
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://lore.kernel.org/r/20200705091904.42795-7-maxime@cerno.techAcked-by: Chen-Yu Tsai <wens@csie.org>

arch/arm/configs/sunxi_defconfig

@@ -107,6 +107,7 @@ CONFIG_DRM_SUN8I_DW_HDMI=y
 CONFIG_DRM_PANEL_LVDS=y
 CONFIG_DRM_PANEL_SIMPLE=y
 CONFIG_DRM_SIMPLE_BRIDGE=y
+CONFIG_DRM_LIMA=y
 CONFIG_FB_SIMPLE=y
 CONFIG_BACKLIGHT_CLASS_DEVICE=y
 # CONFIG_BACKLIGHT_GENERIC is not set