lp4x: Add new memory parts and generate SPDs

This change adds the following memory parts to LP4x global list and
generates SPDs using gen_spd.go for TGL and JSL:
1. MT53E512M32D2NP-046 WT:E
2. K4U6E3S4AA-MGCR
3. H9HCNNNCPMMLXR-NEE
4. K4UBE3D4AA-MGCR

BUG=b:157862308, b:157732528

Change-Id: Ib7538247d39dfe5faab277d646f87f09103d6969
Signed-off-by: Furquan Shaikh <furquan@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/41989
Reviewed-by: Nick Vaccaro <nvaccaro@google.com>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/soc/intel/jasperlake/spd/lp4x/spd_manifest.generated.txt

@@ -7,3 +7,7 @@ H9HKNNNCRMBVAR-NEH,spd-5.hex
 MT53E1G64D4SQ-046 WT:A,spd-6.hex
 MT53E512M32D2NP-046 WT:F,spd-1.hex
 NT6AP256T32AV-J2,spd-7.hex
+K4U6E3S4AA-MGCR,spd-1.hex
+MT53E512M32D2NP-046 WT:E,spd-1.hex
+H9HCNNNCPMMLXR-NEE,spd-3.hex
+K4UBE3D4AA-MGCR,spd-3.hex