* x86/aes-decrypt-internal.asm: Use ALIGN.

* x86/aes-encrypt-internal.asm: Likewise.
* x86/arcfour-crypt.asm: Likewise.
* x86/md5-compress.asm: Likewise.
* x86/sha1-compress.asm: Likewise.

Rev: src/nettle/x86/aes-decrypt-internal.asm:1.3
Rev: src/nettle/x86/aes-encrypt-internal.asm:1.4
Rev: src/nettle/x86/arcfour-crypt.asm:1.15
Rev: src/nettle/x86/md5-compress.asm:1.6
Rev: src/nettle/x86/sha1-compress.asm:1.13