ARM: configs: Enable DRM_V3D

BCM2711, the SoC used on the Raspberry Pi 4 has a different 3D
render GPU IP than its predecessors. Enable it it on multi v7
and bcm2835 configs.

Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Signed-off-by: Peter Robinson <pbrobinson@gmail.com>
Reviewed-by: Stefan Wahren <stefan.wahren@i2se.com>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>