Add drop-TestUnicodeDocString.patch as the test fails with pytest

Closes: #995356
Upstream: https://github.com/wolever/parameterized/issues/122

debian/patches/drop-TestUnicodeDocString.patch

+Index: python-parameterized.team/parameterized/test.py
+===================================================================
+--- python-parameterized.team.orig/parameterized/test.py
++++ python-parameterized.team/parameterized/test.py
+@@ -543,13 +543,3 @@ class TestParameterizedClassDict(TestCas
+             self.foo,
+             self.bar,
+         ))
+-
+-
+-class TestUnicodeDocstring(object):
+-    @parameterized.expand([
+-        'value1',
+-        'vålüé¡'
+-    ])
+-    def test_with_docstring(self, param):
+-        """ Это док-стринг, содержащий не-ascii символы """
+-        pass

debian/patches/series

 skip-failing-test.patch
+drop-TestUnicodeDocString.patch