Fix setup.py factory boy dependency

Author: santiavenda2

setup.py

@@ -105,7 +105,7 @@ def get_package_data(package):
     setup_requires=pytest_runner + sphinx + wheel,
     tests_require=[
         'pytest-factoryboy',
-        'factory-boy<2.9.0'
+        'factory-boy<2.9.0',
         'pytest-django',
         'pytest>=2.8,<3',
         'django-polymorphic',