Update orjson from 3.6.4 to 3.6.5

Author: pyup-bot

requirements/pip.txt

@@ -59,7 +59,7 @@ pyquery==1.4.3
 # NOTE: this dep can be removed in python 3.7 in favor of ``date.fromisoformat``
 python-dateutil==2.8.2
 
-orjson==3.6.4
+orjson==3.6.5
 
 # Utils
 django-gravatar2==1.4.4