sort job notes returned by server to prevent intermittent test failure in test_note_api

Author: Archaeopteryx

Diff for: treeherder/webapp/api/serializers.py

@@ -209,6 +209,7 @@ class Meta:
 
 
 class JobNoteSerializer(serializers.ModelSerializer):
+    ordering = ["id"]
     job_id = serializers.PrimaryKeyRelatedField(source="job", read_only=True)
 
     # these custom fields are for backwards compatibility