Bump pytest from 4.6.2 to 4.6.3 (#244)

dependabot-preview[bot] · web-flow · commit a5c91dc5dbcd · 2019-06-12T09:50:12.000Z
diff --git a/dev-requirements.txt b/dev-requirements.txt
@@ -1,5 +1,5 @@
 -r requirements.txt
 coverage
-pytest==4.6.2
+pytest==4.6.3
 pytest-asyncio==0.10.0
 pytest-aiohttp==0.3.0
