samples: usb: console: fix configuration
samples: usb: console: fix configuration

This sample uses console driver and therefore
Kconfig option CONFIG_CONSOLE and CONFIG_UART_CONSOLE
are required.

Kconfig option CONFIG_USB_UART_CONSOLE no longer has
any influence here and should be removed.

Signed-off-by: Johann Fischer <64a5f06fca6b2d93d742efe564789153170f6198@nordicsemi.no>

zephyrproject-rtos/zephyr,galak/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,zephyrproject-rtos/zephyr,galak/zephyr,galak/zephyr,finikorg/zephyr,finikorg/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,finikorg/zephyr,galak/zephyr,galak/zephyr,zephyrproject-rtos/zephyr