tests: adjust not to find link by label (#29228)

tests/test_auth_fc.py

@@ -341,7 +341,7 @@ def test_registration1(app, fc_settings, caplog, hooks):
     assert User.objects.count() == 0
     assert path(response['Location']) == '/login/'
     response = response.follow()
-    response = response.click('Create your account with FranceConnect')
+    response = response.click(href='/accounts/fc/register')
     location = response['Location']
     location.startswith('http://testserver/accounts/activate/')
     response = response.follow()