staging: vt6656: fix bad symbol declaration
staging: vt6656: fix bad symbol declaration

With sparse, the following error appears :
  CHECK   drivers/staging/vt6656/aes_ccmp.c
drivers/staging/vt6656/aes_ccmp.c:221:6: warning: symbol 'AESbGenCCMP' was not declared. Should it be static?

Add correct include header in order to have function declaration.

Signed-off-by: Neil 'Superna' Armstrong <3c7369108b401bfa11bbd931531f86446eaf00b6@gmail.com>
Signed-off-by: Greg Kroah-Hartman <4645f7897fd33786a2ee1264d590b3c400559d85@linuxfoundation.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs