soc/intel/common: Remove common chip config use_fsp_mp_init

This patch ensures to make use of common MP Init Kconfig to
choose desire method to peform MP initialization for platform.

Change-Id: I4ee51276026748e8daf154f89e57095e8fe50280
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/30289
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>

src/soc/intel/apollolake/chip.c

@@ -733,7 +733,7 @@ void platform_fsp_silicon_init_params_cb(FSPS_UPD *silupd)
 	if (!CONFIG(SOC_INTEL_GLK))
 		silconfig->MonitorMwaitEnable = 0;
 
-	silconfig->SkipMpInit = !chip_get_fsp_mp_init();
+	silconfig->SkipMpInit = !CONFIG_USE_INTEL_FSP_MP_INIT;
 
 	/* Disable setting of EISS bit in FSP. */
 	silconfig->SpiEiss = 0;