[requires.io] dependency update

requires · requires · commit 823e0b1e032f · 2018-07-04T23:48:49.000+01:00
diff --git a/test_requirements.txt b/test_requirements.txt
@@ -1,3 +1,3 @@
-pytest==3.6.2
+pytest==3.6.3
 pytest-cov==2.5.1
 hypothesis
