Attempt to solve path normalisation issue in windows tests

Author: abravalheri

pkg_resources/tests/test_pkg_resources.py

@@ -477,4 +477,6 @@ def test_require_normalised_name(self, tmp_path, monkeypatch, name, version, req
 
         [dist] = ws.require(req)
         assert dist.version == version
-        assert os.path.commonpath([dist.location, site_packages]) == site_packages
+        assert os.path.samefile(
+            os.path.commonpath([dist.location, site_packages]), site_packages
+        )