Change in coreboot[master]: soc/intel/{icl,tgl,adl,ehl,jsl}: move UART pad config to boards

[Michael Niewöhner (Code Review)]

Michael Niewöhner has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/48780 )

Change subject: soc/intel/{icl,tgl,adl,ehl,jsl}: move UART pad config to boards
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Patch Set 6:

The notes were added since I didn't expect to get all platforms done that fast. I removed them