Change in coreboot[master]: ec/starlabs: Add standardised ITE EC support

[Andy Pont (Code Review)]

Attention is currently required from: Sean Rhodes, Paul Menzel, Angel Pons.
Andy Pont has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/58343 )

Change subject: ec/starlabs: Add standardised ITE EC support
......................................................................

Patch Set 21:

(1 comment)

File src/ec/starlabs/merlin/ec.c:

https://review.coreboot.org/c/coreboot/+/58343/comment/a9a813ff_d8a24588 
PS19, Line 237: .read_resources	= noop_read_resources,
              : 	.set_resources	= noop_set_resources,
              : };
> ITE ECs have a Super I/O part, and the LDNs' resources should be reported. […]

Not fully following your comment here (I wrote the first version of this code for Star Labs).  This implementation matches src/ec/roda/it8518/ec.c and src/ec/quanta/it8518/ec.c