soc/intel/meteorlake: Fix `unknown` voltage field in SMBIOS table

This patch fixes the `unknown` voltage field issue in processor SMBIOS
table.

This patch is backported from
commit 30e8fc1f4e (soc/intel/alderlake:
Fix unknown voltage in SMBIOS)

TEST=Able to see meaningful voltage data in the SMBIOS table.

Without this patch:

localhost ~ # dmidecode -t 4
Getting SMBIOS data from sysfs.
SMBIOS 3.0 present.

Handle 0x0004, DMI type 4, 48 bytes
Processor Information
	Socket Designation: CPU0
	Type: Central Processor
	Family: Pentium Pro
	 ...
      	Voltage: Unknown

With this patch:

localhost ~ # dmidecode -t 4
Getting SMBIOS data from sysfs.
SMBIOS 3.0 present.

Handle 0x0004, DMI type 4, 48 bytes
Processor Information
	Socket Designation: CPU0
	Type: Central Processor
	Family: Pentium Pro
	...
	Voltage: 0.8 V

Change-Id: I0cd7c1e3c0746309600e4480f4822a4d72147041
Signed-off-by: Subrata Banik <subratabanik@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/70424
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Reviewed-by: Kapil Porwal <kapilporwal@google.com>
Reviewed-by: Ivy Jian <ivy.jian@quanta.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/soc/intel/meteorlake/Kconfig

@@ -12,6 +12,7 @@ config CPU_SPECIFIC_OPTIONS
 	select BOOT_DEVICE_SUPPORTS_WRITES
 	select CACHE_MRC_SETTINGS
 	select CPU_INTEL_COMMON
+	select CPU_INTEL_COMMON_VOLTAGE
 	select CPU_INTEL_FIRMWARE_INTERFACE_TABLE
 	select CPU_SUPPORTS_INTEL_TME
 	select CPU_SUPPORTS_PM_TIMER_EMULATION