mb/siemens/chili: Drop redundant Kconfig select

The `SMBIOS_PROVIDED_BY_MOBO` Kconfig option is already selected through
the `SECUNET_DMI` option. So, there's no need to select both of them.

Change-Id: I784df87893043a011906af8808aff27d636c7626
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/58625
Reviewed-by: Nico Huber <nico.h@gmx.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/mainboard/siemens/chili/Kconfig

@@ -28,7 +28,6 @@ config BOARD_SIEMENS_CHILI_CHILI_OPTIONS
 	select DRIVERS_I2C_LM96000
 	select INTEL_LPSS_UART_FOR_CONSOLE
 	select SECUNET_DMI
-	select SMBIOS_PROVIDED_BY_MOBO
 	select SOC_INTEL_COMMON_BLOCK_HDA_VERB
 
 if BOARD_SIEMENS_CHILI_COMMON