intel/common/block/smm: remove return statements from void functions

To be consistent with other occurrences in soc/intel/common, remove the
return statements of weak void funtions since they are not generally
useful.

Found by the linter.

Signed-off-by: Yuchen He <yuchenhe126@gmail.com>
Change-Id: I3fb8217cfcae65b5dc317458b59aa431f1ccdaef
Reviewed-on: https://review.coreboot.org/c/coreboot/+/73866
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Reviewed-by: Felix Singer <felixsinger@posteo.net>
Reviewed-by: Subrata Banik <subratabanik@google.com>

0 files changed, 0 insertions, 0 deletions