fixed the test

test_gandi_ddns.py

 import gandi_ddns as script
 import requests
 
+
 def test_get_ip():
-    assert script.get_ip() == requests.get("http://ipecho.net/plain?").text
\ No newline at end of file
+    assert script.get_ip("https://api.ipify.org", 3) == requests.get("http://ipecho.net/plain?").text