crypto: api - fixed style erro in algapi.c

Fixed style error identified by checkpatch.

WARNING: Missing a blank line after declarations
+               int err = crypto_remove_alg(&inst->alg, &users);
+               BUG_ON(err);

Signed-off-by: Joshua I. James <joshua@cybercrimetech.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

crypto/algapi.c

@@ -473,6 +473,7 @@ void crypto_unregister_template(struct crypto_template *tmpl)
 	list = &tmpl->instances;
 	hlist_for_each_entry(inst, list, list) {
 		int err = crypto_remove_alg(&inst->alg, &users);
+
 		BUG_ON(err);
 	}