configs: Enable OV7251 camera sensor driver

configs/surface-6.0.config

@@ -47,6 +47,7 @@ CONFIG_COMMON_CLK_TPS68470=m
 # Cameras: Sensor drivers
 #
 CONFIG_VIDEO_OV5693=m
+CONFIG_VIDEO_OV7251=m
 CONFIG_VIDEO_OV8865=m
 
 #