Adjust create_activity_tool test expectations

Author: AnatoliB

tests/openai_agents/test_context.py

@@ -103,7 +103,6 @@ def test_activity_as_tool_creates_function_tool(self, mock_function_tool, mock_f
         # Verify function_schema was called correctly
         mock_function_schema.assert_called_once_with(
             func=mock_activity_func._function._func,
-            name_override="test_activity",
             docstring_style=None,
             description_override="Custom description",
             use_docstring_info=True,
@@ -159,6 +158,7 @@ def test_activity_as_tool_run_activity_with_retry(self, mock_function_tool, mock
 
         mock_activity_func = Mock()
         mock_activity_func._function._name = "test_activity"
+        mock_activity_func._function._trigger = None
         mock_activity_func._function._func = lambda x: x
 
         mock_schema = Mock()
@@ -201,6 +201,7 @@ def test_activity_as_tool_run_activity_without_retry(self, mock_function_tool, m
 
         mock_activity_func = Mock()
         mock_activity_func._function._name = "test_activity"
+        mock_activity_func._function._trigger = None
         mock_activity_func._function._func = lambda x: x
 
         mock_schema = Mock()