arm64: defconfig: Enable Mediatek HDMIv2 driver

In order to enable the HDMI output support on Mediatek Genio 510-EVK,
700-EVK, and 1200-EVK boards, enable the driver for it in the default
configuration.

Signed-off-by: Louis-Alexis Eyraud <louisalexis.eyraud@collabora.com>
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>

Author: laeyraud

arch/arm64/configs/defconfig

@@ -999,6 +999,7 @@ CONFIG_DRM_HISI_KIRIN=m
 CONFIG_DRM_MEDIATEK=m
 CONFIG_DRM_MEDIATEK_DP=m
 CONFIG_DRM_MEDIATEK_HDMI=m
+CONFIG_DRM_MEDIATEK_HDMI_V2=m
 CONFIG_DRM_MXSFB=m
 CONFIG_DRM_IMX_LCDIF=m
 CONFIG_DRM_MESON=m