tests: fix inconsistencies in opengis tests (#30458)

tests/test_opengis.py

@@ -388,6 +388,12 @@ def test_reverse_geocoding(mocked_get, app, connector):
     connector.save()
     endpoint = utils.generic_endpoint_url('opengis', 'reverse', slug=connector.slug)
     assert endpoint == '/opengis/test/reverse'
+
+    def side_effect(url, **kwargs):
+        if kwargs['params'].get('request') == 'GetCapabilities':
+            return utils.FakedResponse(status_code=200, content=FAKE_SERVICE_CAPABILITIES)
+        return mock.DEFAULT
+    mocked_get.side_effect = side_effect
     mocked_get.return_value = utils.FakedResponse(content=FAKE_GEOLOCATED_FEATURE, status_code=200)
     resp = app.get(endpoint,
                    params={