bugfix: fix imports for simple example

doc/en/example/simple.rst

@@ -892,8 +892,9 @@ here is a little example implemented via a local plugin:
 .. code-block:: python
 
     # content of conftest.py
-
+    from typing import Dict
     import pytest
+    from pytest import StashKey, CollectReport
 
     phase_report_key = StashKey[Dict[str, CollectReport]]()
 
@@ -951,10 +952,46 @@ and run it:
 .. code-block:: pytest
 
     $ pytest -s test_module.py
-    ImportError while loading conftest '/home/sweet/project/conftest.py'.
-    conftest.py:4: in <module>
-        phase_report_key = StashKey[Dict[str, CollectReport]]()
-    E   NameError: name 'StashKey' is not defined
+    =========================== test session starts ============================
+    platform linux -- Python 3.x.y, pytest-7.x.y, pluggy-1.x.y
+    rootdir: /home/sweet/project
+    collected 3 items
+
+    test_module.py Esetting up a test failed or skipped test_module.py::test_setup_fails
+    Fexecuting test failed or skipped test_module.py::test_call_fails
+    F
+
+    ================================== ERRORS ==================================
+    ____________________ ERROR at setup of test_setup_fails ____________________
+
+        @pytest.fixture
+        def other():
+    >       assert 0
+    E       assert 0
+
+    test_module.py:7: AssertionError
+    ================================= FAILURES =================================
+    _____________________________ test_call_fails ______________________________
+
+    something = None
+
+        def test_call_fails(something):
+    >       assert 0
+    E       assert 0
+
+    test_module.py:15: AssertionError
+    ________________________________ test_fail2 ________________________________
+
+        def test_fail2():
+    >       assert 0
+    E       assert 0
+
+    test_module.py:19: AssertionError
+    ========================= short test summary info ==========================
+    FAILED test_module.py::test_call_fails - assert 0
+    FAILED test_module.py::test_fail2 - assert 0
+    ERROR test_module.py::test_setup_fails - assert 0
+    ======================== 2 failed, 1 error in 0.12s ========================
 
 You'll see that the fixture finalizers could use the precise reporting
 information.

doc/en/getting-started.rst

@@ -22,7 +22,7 @@ Install ``pytest``
 .. code-block:: bash
 
     $ pytest --version
-    pytest 7.2.0.dev533+gd08c8e337
+    pytest 7.2.0.dev534+ga2c84caaa.d20230317
 
 .. _`simpletest`: