Update celery from 4.2.0 to 4.2.1 (#43)

pyup-bot · Mariatta · commit 38827d20565f · 2018-08-23T11:07:17.000-07:00
diff --git a/requirements.txt b/requirements.txt
@@ -1,7 +1,7 @@
 aiohttp==3.3.2
 black==18.6b3
 cachetools==2.1.0
-celery==4.2.0
+celery==4.2.1
 gidgethub==2.5.0.post1
 requests==2.19.1
 redis==2.10.6
