Filter lib2to3 (Pending)DeprecationWarning in testes

lib2to3 is deprecated in Python 3.9: https://bugs.python.org/issue40360

Resolves https://bugzilla.redhat.com/show_bug.cgi?id=1829716

filter-lib2to3-deprecation-warnings.patch

@@ -0,0 +1,11 @@
+diff --git a/pytest.ini b/pytest.ini
+index 825dbe6..40efb05 100644
+--- a/pytest.ini
++++ b/pytest.ini
+@@ -20,3 +20,6 @@ filterwarnings =
+     ignore:Unicode unequal comparison failed to convert:UnicodeWarning
+     # https://github.com/pypa/setuptools/issues/2025
+     ignore:direct construction of .*Item has been deprecated:DeprecationWarning
++    # https://github.com/pypa/setuptools/issues/2081
++    ignore:lib2to3 package is deprecated:PendingDeprecationWarning
++    ignore:lib2to3 package is deprecated:DeprecationWarning

python-setuptools.spec

@@ -25,6 +25,9 @@ License:        MIT and (BSD or ASL 2.0)
 URL:            https://pypi.python.org/pypi/%{srcname}
 Source0:        %{pypi_source %{srcname} %{version} zip}
 
+# https://github.com/pypa/setuptools/issues/2081
+Patch1:         filter-lib2to3-deprecation-warnings.patch
+
 BuildArch:      noarch
 
 BuildRequires:  gcc