[CRYPTO] seqiv: Add select AEAD in Kconfig

Now that seqiv supports AEAD algorithms it needs to select the AEAD option.

Thanks to Erez Zadok for pointing out the problem.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

crypto/Kconfig

@@ -34,6 +34,7 @@ config CRYPTO_BLKCIPHER
 
 config CRYPTO_SEQIV
 	tristate "Sequence Number IV Generator"
+	select CRYPTO_AEAD
 	select CRYPTO_BLKCIPHER
 	help
 	  This IV generator generates an IV based on a sequence number by