Change in coreboot[master]: mainboard/google/coral: Add USB2 phy setting override for Santa

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Change subject: mainboard/google/coral: Add USB2 phy setting override for Santa
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Patch Set 2: Verified+1

Build Successful

https://qa.coreboot.org/job/coreboot-checkpatch/14607/ : SUCCESS

https://qa.coreboot.org/job/coreboot-gerrit/59279/ : SUCCESS