cpu/x86: Default to PARALLEL_MP selected

Change-Id: I9833c4f6c43b3e67f95bd465c42d7a5036dff914
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55196
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>

src/cpu/intel/haswell/Kconfig

@@ -16,7 +16,6 @@ config CPU_SPECIFIC_OPTIONS
 	#select AP_IN_SIPI_WAIT
 	select TSC_SYNC_MFENCE
 	select CPU_INTEL_FIRMWARE_INTERFACE_TABLE
-	select PARALLEL_MP
 	select CPU_INTEL_COMMON
 	select CPU_INTEL_COMMON_TIMEBASE
 	select HAVE_ASAN_IN_ROMSTAGE

src/cpu/intel/model_2065x/Kconfig

@@ -16,7 +16,6 @@ config CPU_SPECIFIC_OPTIONS
 	select TSC_SYNC_MFENCE
 	select CPU_INTEL_COMMON
 	select CPU_INTEL_COMMON_TIMEBASE
-	select PARALLEL_MP
 
 config SMM_TSEG_SIZE
 	hex

src/cpu/intel/model_206ax/Kconfig

@@ -16,7 +16,6 @@ config CPU_SPECIFIC_OPTIONS
 	select TSC_SYNC_MFENCE
 	select CPU_INTEL_COMMON
 	select CPU_INTEL_COMMON_TIMEBASE
-	select PARALLEL_MP
 
 config SMM_TSEG_SIZE
 	hex