replacing call to Index.get_sql_create_template_values with Index.create_sql for Django 2.2 compatibilty

Author: sp-mmartin

django_celery_beat/__init__.py

@@ -10,7 +10,7 @@
 
 from collections import namedtuple
 
-__version__ = '1.4.0+singleplatform.4'
+__version__ = '1.4.0+singleplatform.5'
 __author__ = 'Ask Solem'
 __contact__ = '[email protected]'
 __homepage__ = 'https://github.com/celery/django-celery-beat'

django_celery_beat/models.py

@@ -49,7 +49,7 @@ def _is_mysql_backend(self, connection):
 
     def _create_sql(self, model, schema_editor, using=''):
         sql_create_index = 'CREATE INDEX %(name)s ON %(table)s (%(columns)s(%(size)d))%(extra)s'
-        sql_parameters = self.get_sql_create_template_values(
+        sql_parameters = self.create_sql(
             model,
             schema_editor,
             using