zc.recipe.egg: Fix tests for Python >= 3.10

Fix output renormalisation when the Python version string contains more
than one digit in the minor version number, i.e for Python >= 3.10.

zc.recipe.egg_/src/zc/recipe/egg/tests.py

@@ -151,7 +151,7 @@ def test_suite():
                     zc.buildout.testing.pkg_resources_deprecated,
                     zc.buildout.testing.warnings_warn,
                     (re.compile("(d  ((ext)?demo(needed)?|other)"
-                                r"-\d[.]\d-py)\d[.]\d(-\S+)?[.]egg"),
+                                r"-\d[.]\d-py)\d[.](\d)+(-\S+)?[.]egg"),
                      '\\1V.V.egg'),
                     ]),
                 )