arm64: defconfig: Enable CONFIG_DRM_SUN4I

Enable DRM Support for Allwinner Display Engine, built as a module.
Signed-off-by: NJagan Teki <jagan@amarulasolutions.com>
Signed-off-by: NMaxime Ripard <maxime.ripard@bootlin.com>

arch/arm64/configs/defconfig

@@ -433,6 +433,7 @@ CONFIG_DRM_EXYNOS_DSI=y
 CONFIG_DRM_EXYNOS_HDMI=y
 CONFIG_DRM_EXYNOS_MIC=y
 CONFIG_DRM_ROCKCHIP=m
+CONFIG_DRM_SUN4I=m
 CONFIG_ROCKCHIP_ANALOGIX_DP=y
 CONFIG_ROCKCHIP_CDN_DP=y
 CONFIG_ROCKCHIP_DW_HDMI=y