Fix black formatting

Cito · Cito · commit 5fa7845ff549 · 2020-05-12T23:18:00.000+02:00
diff --git a/setup.py b/setup.py
@@ -36,7 +36,7 @@
     "cython==0.29.17",
     "gevent==1.5.0",
     "pytest-benchmark==3.2.3",
-    "pytest-mock==2.0.0"
+    "pytest-mock==2.0.0",
 ]
 
 
