soc/intel/skylake/Kconfig: Fix recursive Kconfig dependency

Change the dependency on CONSOLE_SERIAL to select CONSOLE_SERIAL based
on this question.
The dependency was causing multiple warnings on every platform tested.

src/console/Kconfig:21:error: recursive dependency detected!
src/console/Kconfig:21:	symbol CONSOLE_SERIAL depends on
DRIVERS_UART_8250MEM
src/drivers/uart/Kconfig:16:	symbol DRIVERS_UART_8250MEM is selected by
UART_DEBUG
src/soc/intel/skylake/Kconfig:198:	symbol UART_DEBUG depends on
CONSOLE_SERIAL

Change-Id: Ia0426cd150561694081b5ea7c6797d36022c1f57
Signed-off-by: Martin Roth <martinroth@google.com>
Reviewed-on: http://review.coreboot.org/11243
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins)

0 files changed, 0 insertions, 0 deletions