test_ssl: pretty print

tests/test_ssl.py

@@ -59,7 +59,7 @@ for s, d in conf_servers:
     not_after = x509.get_notAfter().decode('ascii')
 
     expires = datetime.datetime.strptime(not_after, '%Y%m%d%H%M%SZ')
-    print('TLS cert for {} expires at {}'.format(v, expires.isoformat()))
+    print('\nTLS cert for {} expires at {}'.format(v, expires.isoformat()))
 
     remaining = expires - datetime.datetime.utcnow()