Fix tests.

Author: Tinche

tests/async_fixtures/test_async_gen_fixtures_36.py

@@ -36,4 +36,4 @@ async def test_async_gen_fixture_finalized(mock):
         assert mock.called
         assert mock.call_args_list[-1] == unittest.mock.call(END)
     finally:
-        mock.reset_mock()
+        mock.reset_mock()

tests/async_fixtures/test_nested.py renamed to tests/async_fixtures/test_nested_36.py

@@ -4,14 +4,9 @@
 import pytest
 
 collect_ignore = []
-if sys.version_info[:2] < (3, 5):
-    collect_ignore.append("test_simple_35.py")
-    collect_ignore.append("test_event_loop_scope_35.py")
-    collect_ignore.append("markers/test_class_marker_35.py")
-    collect_ignore.append("markers/test_module_marker_35.py")
-    collect_ignore.append("async_fixtures/test_async_fixtures_35.py")
 if sys.version_info[:2] < (3, 6):
     collect_ignore.append("async_fixtures/test_async_gen_fixtures_36.py")
+    collect_ignore.append("async_fixtures/test_nested_36.py")
 
 
 @pytest.yield_fixture()