x86: minnowmax: Remove CONFIG_VIDEO_X86 in the defconfig

CONFIG_VIDEO_X86 has been replaced by CONFIG_VIDEO_VESA.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>

configs/minnowmax_defconfig

@@ -4,7 +4,6 @@ CONFIG_TARGET_MINNOWMAX=y
 CONFIG_OF_CONTROL=y
 CONFIG_OF_SEPARATE=y
 CONFIG_DEFAULT_DEVICE_TREE="minnowmax"
-CONFIG_VIDEO_X86=y
 CONFIG_FRAMEBUFFER_SET_VESA_MODE=y
 CONFIG_FRAMEBUFFER_VESA_MODE_11A=y
 CONFIG_MMCONF_BASE_ADDRESS=0xe0000000