Makefile: rename bootblock linking filenames

Move final build results under $(objcbfs).
Move intermediate files under $(objgenerated).

Change-Id: I0365304e1b0ed02a5a3ec720b0cf3e303eaefa7c
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/838
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
1 file changed