[coreboot] A patch to replace the headers of three files - no functional changes.

[Vibrans, Frank]

This patch replaces the headers of the following files:

src/cpu/amd/model_fxx/model_fxx_update_microcode.c
    src/northbridge/amd/amdk8/amdk8_acpi.c
    src/southbridge/amd/amd8132/amd8132_bridge.c

Signed-off by: Frank Vibrans [e-mail]

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