dev-python/docutils: remove unused patch

Signed-off-by: Michael Mair-Keimberger <m.mairkeimberger@gmail.com>
Signed-off-by: Aaron Bauman <bman@gentoo.org>

dev-python/docutils/files/docutils-0.15.2-tests.patch

@@ -1,40 +0,0 @@
-diff -ru docutils-0.15.2.orig/test/test_writers/test_odt.py docutils-0.15.2/test/test_writers/test_odt.py
---- docutils-0.15.2.orig/test/test_writers/test_odt.py	2019-11-25 19:38:23.327374852 -0800
-+++ docutils-0.15.2/test/test_writers/test_odt.py	2019-11-25 19:38:13.585433399 -0800
-@@ -38,6 +38,7 @@
-
- from __init__ import DocutilsTestSupport
-
-+import unittest
- import docutils
- import docutils.core
- from docutils._compat import BytesIO
-@@ -146,12 +147,13 @@
-     #     xxxx is replaced with a name for the new test.
-     # See instructions above in module doc-string.
-     #
--
-+    @unittest.skipIf(sys.hexversion > 0x308000, "test is buggy on 3.8")
-     def test_odt_basic(self):
-         self.process_test('odt_basic.txt', 'odt_basic.odt',
-             save_output_name='odt_basic.odt'
-             )
-
-+    @unittest.skipIf(sys.hexversion > 0x308000, "test is buggy on 3.8")
-     def test_odt_nested_class(self):
-         self.process_test('odt_nested_class.txt',
-                           'odt_nested_class.odt',
-@@ -166,11 +168,13 @@
-                           save_output_name='odt_no_class.odt'
-         )
-
-+    @unittest.skipIf(sys.hexversion > 0x308000, "test is buggy on 3.8")
-     def test_odt_tables1(self):
-         self.process_test('odt_tables1.txt', 'odt_tables1.odt',
-             save_output_name='odt_tables1.odt'
-             )
-
-+    @unittest.skipIf(sys.hexversion > 0x308000, "test is buggy on 3.8")
-     def test_odt_custom_headfoot(self):
-         settings_overrides = {
-             'custom_header': 'Page %p% of %P%',