Add session attribute to Group/User/Page/Thread

tests/test_group.py

@@ -1,7 +1,7 @@
 from fbchat._group import Group
 
 
-def test_group_from_graphql():
+def test_group_from_graphql(session):
     data = {
         "name": "Group ABC",
         "thread_key": {"thread_fbid": "11223344"},
@@ -26,6 +26,7 @@ def test_group_from_graphql():
         "event_reminders": {"nodes": []},
     }
     assert Group(
+        session=session,
         id="11223344",
         photo=None,
         name="Group ABC",
@@ -40,4 +41,4 @@ def test_group_from_graphql():
         approval_mode=False,
         approval_requests=set(),
         join_link="",
-    ) == Group._from_graphql(data)
+    ) == Group._from_graphql(session, data)