Change in coreboot[master]: tint: Use the current time as random seed

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Change subject: tint: Use the current time as random seed
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Patch Set 2: Verified+1

Build Successful

https://qa.coreboot.org/job/coreboot-gerrit/58507/ : SUCCESS

https://qa.coreboot.org/job/coreboot-checkpatch/13908/ : SUCCESS