[requires.io] dependency update

requires · requires · commit b66867a8e761 · 2017-11-14T22:32:37.000Z
diff --git a/test_requirements.txt b/test_requirements.txt
@@ -1,3 +1,3 @@
-pytest==3.2.3
+pytest==3.2.4
 hypothesis
 coverage==4.4.2
