Change in coreboot[master]: src: Drop unused Kconfig symbols

[Elyes Haouas (Code Review)]

Attention is currently required from: Lance Zhao, Tim Wawrzynczak, Arthur Heymans, Patrick Rudolph, Felix Held.
Hello Felix Singer, Erik van den Bogaert, Lance Zhao, build bot (Jenkins), Frans Hendriks, Paul Menzel, Tim Wawrzynczak, Patrick Rudolph, Felix Held,

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/62362

to look at the new patch set (#8).

Change subject: src: Drop unused Kconfig symbols
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src: Drop unused Kconfig symbols

Remove following unused symbols:
  SMM_STUB_STACK_SIZE
  HAVE_DEBUG_CAR
  DEBUG_CAR
  UART_USE_REFCLK_AS_INPUT_CLOCK
  ONBOARD_SAMSUNG_MEM
  ONBOARD_MEM_SAMSUNG
  NUM_OF_IOAPICS
  SOC_INTEL_COMMON_BLOCK_SGX_PRMRR_SIZE_32MB
 SOC_INTEL_COMMON_BLOCK_SMBUS_ACPI_DRIVER

Change-Id: I96380d4567356c81e17de469fd78cec2fcb7e5c9
Signed-off-by: Elyes Haouas 
---
M src/acpi/Kconfig
M src/cpu/x86/Kconfig
M src/cpu/x86/Kconfig.debug_cpu
M src/drivers/uart/Kconfig
M src/mainboard/facebook/fbg1701/Kconfig
M src/mainboard/portwell/m107/Kconfig
M src/northbridge/amd/pi/Kconfig
M src/soc/intel/common/block/sgx/Kconfig
M src/soc/intel/common/block/smbus/Kconfig
9 files changed, 0 insertions(+), 51 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/62/62362/8