Update pytest from 3.7.1 to 3.7.2 (#119)

pyup-bot · Kimberly Sereduck · commit d930c9e4f797 · 2018-08-24T10:39:36.000-06:00
diff --git a/axe_selenium_python/tests/requirements/tests.txt b/axe_selenium_python/tests/requirements/tests.txt
@@ -1,3 +1,3 @@
-pytest==3.7.1
+pytest==3.7.2
 selenium==3.14.0
 pytest-html==1.19.0
