docs(api-usage): fix project group example

pothitos · max-wittig · commit 40a1bf36c2df · 2019-06-19T11:16:20.000+02:00
Fixes python-gitlab#798
diff --git a/docs/api-usage.rst b/docs/api-usage.rst
@@ -77,8 +77,8 @@ Examples:
 
    # get the group with id == 2
    group = gl.groups.get(2)
-   for group in groups:
-       print()
+   for project in group.projects.list():
+       print(project)
 
    # create a new user
    user_data = {'email': 'jen@foo.com', 'username': 'jen', 'name': 'Jen'}
