video: Add missing dependency for DM_GPIO

Seps driver also requires DM_GPIO to be enabled.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Link: https://lore.kernel.org/r/da8c25c19e5c723ed16a2a6b8494dfb967328567.1643960212.git.michal.simek@xilinx.com
1 file changed