Update migration file

Author: humitos

readthedocs/builds/migrations/0015_pulling_cache_build_state.py

@@ -1,4 +1,4 @@
-# Generated by Django 2.2.10 on 2020-03-19 03:38
+# Generated by Django 2.2.11 on 2020-03-24 15:59
 
 from django.db import migrations, models
 
@@ -13,6 +13,6 @@ class Migration(migrations.Migration):
         migrations.AlterField(
             model_name='build',
             name='state',
-            field=models.CharField(choices=[('triggered', 'Triggered'), ('pulling-cache', 'Pulling cache'), ('cloning', 'Cloning'), ('installing', 'Installing'), ('building', 'Building'), ('finished', 'Finished')], default='finished', max_length=55, verbose_name='State'),
+            field=models.CharField(choices=[('triggered', 'Triggered'), ('pulling-cache', 'Pulling cache'), ('cloning', 'Cloning'), ('installing', 'Installing'), ('building', 'Building'), ('pushing-cache', 'Pushing cache'), ('finished', 'Finished')], default='finished', max_length=55, verbose_name='State'),
         ),
     ]