rijndael: remove unused use_xxx flags
* cipher/rijndael-internal.h (RIJNDAEL_context_s): Remove unused 'use_padlock', 'use_aesni', 'use_ssse3', 'use_arm_ce', 'use_ppc_crypto' and 'use_ppc9le_crypto'. * cipher/rijndael.c (do_setkey): Do not setup 'use_padlock', 'use_aesni', 'use_ssse3', 'use_arm_ce', 'use_ppc_crypto' and 'use_ppc9le_crypto'.
- Signed-off-by: Jussi Kivilinna <jussi.kivilinna@iki.fi>