Update django.md

django.md

@@ -194,7 +194,7 @@ Create contacts_api/serializers.py and add
 from rest_framework import serializers 
 from .models import Contact 
 
-class ContactSerializer(serializers.HyperlinkedModelSerializer): # serializers.HyperlinkedModelSerializer just tells django to convert sql to JSON
+class ContactSerializer(serializers.ModelSerializer): # serializers.ModelSerializer just tells django to convert sql to JSON
     class Meta:
         model = Contact # tell django which model to use
         fields = ('id', 'name', 'age',) # tell django which fields to include