crypto: vmx - Fixing opcode issue

In build time vadduqm opcode  is not being mapped
correctly.

Adding a new map in ppc-xlate to do this.
Signed-off-by: Leonidas S Barbosa <leosilva@linux.vnet.ibm.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

drivers/crypto/vmx/ppc-xlate.pl

@@ -169,6 +169,7 @@ my $vpmsumd	= sub { vcrypto_op(@_, 1224); };
 my $vpmsubh	= sub { vcrypto_op(@_, 1096); };
 my $vpmsumw	= sub { vcrypto_op(@_, 1160); };
 my $vaddudm	= sub { vcrypto_op(@_, 192);  };
+my $vadduqm	= sub { vcrypto_op(@_, 256);  };
 
 my $mtsle	= sub {
     my ($f, $arg) = @_;