.cra_list initialization is unneeded and have been removed from all other
crypto modules except 842.

Cc: Robert Jennings <rcj@linux.vnet.ibm.com>
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
Acked-by: Seth Jennings <sjenning@linux.vnet.ibm.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>