Remove PyLint Fail Under

This functionality is included in pylint since 2.5.0 and the plugin is
broken

{{cookiecutter.project_slug}}/requirements/test.txt

@@ -7,7 +7,6 @@ mock
 pygments
 pylint==1.9.4; python_version >= "2.7" and python_version < "3.0"
 pylint; python_version >= "3.4"
-pylint-fail-under
 pytest
 pytest-asyncio
 pytest-cov

{{cookiecutter.project_slug}}/tox.ini

@@ -63,10 +63,9 @@ commands =
 deps =
   pylint==1.9.4; python_version >= "2.7" and python_version < "3.0"
   pylint; python_version >= "3.4"
-  pylint-fail-under
 skip_install = True
 commands =
-  pylint-fail-under --rcfile=.pylintrc --fail_under 9.5 {{ cookiecutter.project_slug }}
+  pylint --rcfile=.pylintrc --fail-under 9.5 {{ cookiecutter.project_slug }}
 
 [testenv:bandit]
 deps =