Fix Fam14 mainboard whitespace

Fix Fam14 mainboard whitespace

Fix whitespace and tab issues on fam14 mainbords in preperations for upcoming
changes

Change-Id: I6d63d428dde0a5d9748027e603b03de25d3be472
Signed-off-by: Marc Jones <marcj303@gmail.com>
Reviewed-on: http://review.coreboot.org/515
Tested-by: build bot (Jenkins)
Reviewed-by: Kerry Sheh <shekairui@gmail.com>
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>