soc/intel/Kconfig: Load Tiger Lake SOC Kconfig

Change-Id: I25463f1b7b5d8242da3decf3e7a7ca54c699d467
Signed-off-by: Aamir Bohra <aamir.bohra@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/37554
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Wonkyu Kim <wonkyu.kim@intel.com>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Maulik V Vaghela <maulik.v.vaghela@intel.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/soc/intel/Kconfig

@@ -8,6 +8,7 @@ source "src/soc/intel/denverton_ns/Kconfig"
 source "src/soc/intel/quark/Kconfig"
 source "src/soc/intel/skylake/Kconfig"
 source "src/soc/intel/icelake/Kconfig"
+source "src/soc/intel/tigerlake/Kconfig"
 
 # Load common config
 source "src/soc/intel/common/Kconfig"