Change in coreboot[master]: mb/google/snappy: add reset pin for Melfas touch controller

[build bot (Jenkins) (Code Review)]

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Change subject: mb/google/snappy: add reset pin for Melfas touch controller
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Patch Set 4: Verified+1

Build Successful

https://qa.coreboot.org/job/coreboot-checkpatch/19359/ : SUCCESS

https://qa.coreboot.org/job/coreboot-gerrit/64571/ : SUCCESS