We do not need one more pilinfo.  The one printed by selftest.py is enough.

--- pillow-10.3.0/Tests/conftest.py.orig
+++ pillow-10.3.0/Tests/conftest.py
@@ -5,17 +5,6 @@
 import pytest
 
 
-def pytest_report_header(config: pytest.Config) -> str:
-    try:
-        from PIL import features
-
-        with io.StringIO() as out:
-            features.pilinfo(out=out, supported_formats=False)
-            return out.getvalue()
-    except Exception as e:
-        return f"pytest_report_header failed: {e}"
-
-
 def pytest_configure(config: pytest.Config) -> None:
     config.addinivalue_line(
         "markers",