Fix no-deprecated

The no-deprecated build was failing because afalg was relying on a
transitive include that does not exist in a no-deprecated build.

Reviewed-by: Rich Salz <rsalz@openssl.org>

engines/afalg/e_afalg.c

@@ -60,6 +60,7 @@
 
 #include <openssl/engine.h>
 #include <openssl/async.h>
+#include <openssl/err.h>
 
 #include <linux/version.h>
 #define K_MAJ   4