Fix test suite when running under pytest 8

It now produces an extra CollectReport for the extra pytest.Directory being collected.

Author: nicoddemus

tests/test_reportlog.py

@@ -61,7 +61,11 @@ def test_warning():
     result.stdout.fnmatch_lines([f"* generated report log file: {log_file}*"])
 
     json_objs = [json.loads(x) for x in log_file.read_text().splitlines()]
-    assert len(json_objs) == 14
+    if pytest.version_tuple[0] < 8:
+        assert len(json_objs) == 14
+    else:
+        # In pytest 8 it produces an extra CollectReport for the extra pytest.Directory being collected.
+        assert len(json_objs) == 15
 
     # first line should be the session_start
     session_start = json_objs[0]