Bump celery version to 4.4.2

sks444 · sks444 · commit 2a948937c6c5 · 2020-04-10T03:36:58.000+05:30
diff --git a/requirements.txt b/requirements.txt
@@ -1,5 +1,5 @@
 Django==1.11.17
-celery==3.1.20
+celery==4.4.2
 djangorestframework==3.11.0
 django-filter==2.2.0
 
