Change in coreboot[master]: drivers/i2c/tpm/cr50: Simplify and increase init delay to 30 seconds

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Change subject: drivers/i2c/tpm/cr50: Simplify and increase init delay to 30 seconds
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Patch Set 2: Verified+1

Build Successful

https://qa.coreboot.org/job/coreboot-checkpatch/18535/ : SUCCESS

https://qa.coreboot.org/job/coreboot-gerrit/63636/ : SUCCESS