[requires.io] dependency update

requires · requires · commit b78574f5d04c · 2017-10-04T17:49:42.000-05:00
diff --git a/test_requirements.txt b/test_requirements.txt
@@ -1,4 +1,4 @@
-pytest==3.2.2
+pytest==3.2.3
 pytest-cov==2.5.1
 pytest-xdist==1.20.0
 hypothesis
