Update setup.py

Author: altendky

setup.py

@@ -13,7 +13,7 @@
     author_email="sda@fstab.net",
     url="https://github.com/pytest-dev/pytest-twisted",
     py_modules=["pytest_twisted"],
-    python_requires='>=2.7,!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*',
+    python_requires='>=2.7,!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,!=3.5.*',
     install_requires=["greenlet", "pytest>=2.3", "decorator"],
     extras_require={
         "dev": ["pre-commit", "black"],