usb: ums: Kconfig: Select USB_FUNCTION_MASS_STORAGE when enabling 'ums' command

The CONFIG_USB_FUNCTION_MASS_STORAGE must be selected when one enables
support for ums command.

Signed-off-by: Lukasz Majewski <lukma@denx.de>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
1 file changed