Remove a bit more python3.8/3.9 specific code

jedi/plugins/pytest.py

@@ -138,28 +138,14 @@ def _find_pytest_plugin_modules() -> List[List[str]]:
 
     See https://docs.pytest.org/en/stable/how-to/writing_plugins.html#setuptools-entry-points
     """
-    if sys.version_info >= (3, 8):
-        from importlib.metadata import entry_points
-
-        if sys.version_info >= (3, 10):
-            pytest_entry_points = entry_points(group="pytest11")
-        else:
-            pytest_entry_points = entry_points().get("pytest11", ())
-
-        if sys.version_info >= (3, 9):
-            return [ep.module.split(".") for ep in pytest_entry_points]
-        else:
-            # Python 3.8 doesn't have `EntryPoint.module`. Implement equivalent
-            # to what Python 3.9 does (with additional None check to placate `mypy`)
-            matches = [
-                ep.pattern.match(ep.value)
-                for ep in pytest_entry_points
-            ]
-            return [x.group('module').split(".") for x in matches if x]
+    from importlib.metadata import entry_points
 
+    if sys.version_info >= (3, 10):
+        pytest_entry_points = entry_points(group="pytest11")
     else:
-        from pkg_resources import iter_entry_points
-        return [ep.module_name.split(".") for ep in iter_entry_points(group="pytest11")]
+        pytest_entry_points = entry_points().get("pytest11", ())
+
+    return [ep.module.split(".") for ep in pytest_entry_points]
 
 
 @inference_state_method_cache()