[CRYPTO] aes-x86-32: Remove unused return code

The return parameter isn't used remove it.
Signed-off-by: NSebastian Siewior <sebastian@breakpoint.cc>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>

arch/x86/crypto/aes-i586-asm_32.S

@@ -289,7 +289,6 @@ aes_enc_blk:
 	pop     %ebx
 	mov     %r0,(%ebp)
 	pop     %ebp
-	mov     $1,%eax
 	ret
 
 // AES (Rijndael) Decryption Subroutine
@@ -365,6 +364,4 @@ aes_dec_blk:
 	pop     %ebx
 	mov     %r0,(%ebp)
 	pop     %ebp
-	mov     $1,%eax
 	ret
-