Update setuptools from 40.7.2 to 40.7.3 (mozilla#77)

pyup-bot · marco-c · commit 7b36018d6880 · 2019-02-04T00:44:16.000+01:00
diff --git a/test-requirements.txt b/test-requirements.txt
@@ -5,4 +5,4 @@ flake8-coding==1.3.1
 flake8-copyright==0.2.2
 flake8-debugger==3.1.0
 wheel==0.32.3
-setuptools==40.7.2
+setuptools==40.7.3
