AMD AGESA fam15tn/fam16kb: Remove unused source files

Change-Id: I45084ffe84fef4dd43acea843d7c93a81c255472
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/5523
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
Tested-by: build bot (Jenkins)
2 files changed