dev-python/tox: remove unused patch

Signed-off-by: Michael Mair-Keimberger <m.mairkeimberger@gmail.com>
Signed-off-by: Virgil Dupras <vdupras@gentoo.org>

dev-python/tox/files/tox-3.7.0-skip-broken-tests.patch

@@ -1,39 +0,0 @@
-diff --git a/tests/unit/config/test_config.py b/tests/unit/config/test_config.py
-index ba00b06..b1e7764 100644
---- a/tests/unit/config/test_config.py
-+++ b/tests/unit/config/test_config.py
-@@ -1869,7 +1869,7 @@ class TestConfigTestEnv:
-         for name, config in configs.items():
-             assert config.basepython == "python{}.{}".format(name[2], name[3])
- 
--    def test_default_factors_conflict(self, newconfig, capsys):
-+    def xtest_default_factors_conflict(self, newconfig, capsys):
-         with pytest.warns(UserWarning, match=r"conflicting basepython .*"):
-             config = newconfig(
-                 """
-diff --git a/tests/unit/test_interpreters.py b/tests/unit/test_interpreters.py
-index 9320a10..869189f 100644
---- a/tests/unit/test_interpreters.py
-+++ b/tests/unit/test_interpreters.py
-@@ -60,7 +60,7 @@ def test_locate_via_py(monkeypatch):
-     assert fake_popen.last_call == ("py", "-3", "-c")
- 
- 
--def test_tox_get_python_executable():
-+def xtest_tox_get_python_executable():
-     class envconfig:
-         basepython = sys.executable
-         envname = "pyxx"
-diff --git a/tests/unit/test_venv.py b/tests/unit/test_venv.py
-index 51cb3c0..31a273e 100644
---- a/tests/unit/test_venv.py
-+++ b/tests/unit/test_venv.py
-@@ -427,7 +427,7 @@ def test_install_command_not_installed_bash(newmocksession):
-     mocksession.report.expect("warning", "*test command found but not*")
- 
- 
--def test_install_python3(newmocksession):
-+def xtest_install_python3(newmocksession):
-     if not py.path.local.sysfind("python3"):
-         pytest.skip("needs python3")
-     mocksession = newmocksession(