docs: fix outdated documentation (automated weekly drift check)

- CLAUDE.md: Fixed the import location for `slow_test` and `nondeterministic_test` from `tests.conftest` to `tests.test_template`, matching the actual code structure. Evidence: `tests/test_template.py:9`.

Co-authored-by: Miyamura80 <38335479+Miyamura80@users.noreply.github.com>

Author: google-labs-jules[bot]

CLAUDE.md

@@ -91,7 +91,7 @@ result = await inf_module.run(input_field="value")
 
 ```python
 from tests.test_template import TestTemplate
-from tests.conftest import slow_test, nondeterministic_test
+from tests.test_template import slow_test, nondeterministic_test
 
 class TestMyFeature(TestTemplate):
     def test_something(self):