util/intelp2m: Add support for Alder Lake macro generation

Add support for Alder Lake as a separate parsing profile, copying the
existing 'Cannon' profile and adjusting for differences in reset mapping
and GPIO macro generation.

TEST=Generate GPIO macros for MSI PRO Z690-A

Change-Id: I5871394bcb0636c2c803607ffb129441aa934417
Signed-off-by: Michał Kopeć <michal.kopec@3mdeb.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/63403
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Maxim Polyakov <max.senia.poliak@gmail.com>

util/intelp2m/description.md

@@ -36,6 +36,7 @@ platform type is set using the -p option (Sunrise by default):
 		lbg - Lewisburg PCH with Xeon SP CPU
 		apl - Apollo Lake SoC
 		cnl - CannonLake-LP or Whiskeylake/Coffeelake/Cometlake-U SoC
+		adl - AlderLake PCH
 	(default "snr")
 
 (shell)$ ./intelp2m -p <platform> -file path/to/inteltool.log