Bump pytest from 5.1.3 to 5.2.0 (#280)

dependabot-preview[bot] · web-flow · commit 4289303a7ab3 · 2019-09-30T06:14:36.000Z
diff --git a/dev-requirements.txt b/dev-requirements.txt
@@ -1,5 +1,5 @@
 -r requirements.txt
 coverage
-pytest==5.1.3
+pytest==5.2.0
 pytest-asyncio==0.10.0
 pytest-aiohttp==0.3.0
