Change in coreboot[master]: amd/common/psp: Convert structure init to C99

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Change subject: amd/common/psp: Convert structure init to C99
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Patch Set 2:

Build Successful

https://qa.coreboot.org/job/coreboot-checkpatch/19325/ : SUCCESS

https://qa.coreboot.org/job/coreboot-gerrit/64536/ : SUCCESS