renamed email template file

companies/tests.py

@@ -263,7 +263,6 @@ class CompanyViewSetTest(APITestCase):
         self.assertFalse(self.model.objects.filter(id=instance.pk).exists())
 
 
-
 class MyCompanyViewTest(APITestCase):
     """CompanyViewset tests
     """

companies/views.py

@@ -1,4 +1,5 @@
 import logging
+import json
 
 from django.shortcuts import render, get_object_or_404
 from django.core.mail import EmailMessage