Update querying.rst

Co-authored-by: Bastien Gérard <[email protected]>

Author: idoshr

docs/guide/querying.rst

@@ -263,7 +263,7 @@ This is done by using ``__raw__`` keyword argument to the update method and prov
     # 'tags' field == ['test1', 'test2', 'test3']
     Page.objects().update(__raw__=
                                   {'$set': {"tags.$[element]": 'test11111'}},
-                                  array_filters=[{"element": {'$eq': 'test2'}}],
+                                  'array_filters': [{"element": {'$eq': 'test2'}}],
 
     # 'tags' field == ['test1', 'test11111', 'test3']