mainboard/amd/rumba: Use tabs for indents

Change-Id: I005e607faa2a6c527584ba9cdcad92f4517a15e6
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/16778
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
2 files changed