Revert "crypto: talitos - export the talitos_submit function"

There is no other file using talitos_submit in the kernel tree,
so it doesn't need to be exported nor made global.

This reverts commit 865d5061.

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Fixes: 865d5061 ("crypto: talitos - export the talitos_submit function")
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>