[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>
diff --git a/crypto/Kconfig b/crypto/Kconfig
index 0d89f77..6c086ee 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -34,6 +34,7 @@
 
 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