Change in coreboot[master]: cpu/x86/sipi_vector.S: Use correct op suffix

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Change subject: cpu/x86/sipi_vector.S: Use correct op suffix
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Patch Set 1: Verified+1

Build Successful

https://qa.coreboot.org/job/coreboot-checkpatch/15028/ : SUCCESS

https://qa.coreboot.org/job/coreboot-gerrit/59758/ : SUCCESS