Fix migration

Author: ericholscher

readthedocs/projects/forms.py

@@ -98,7 +98,6 @@ def __init__(self, *args, **kwargs):
         if show_advanced:
             self.fields['advanced'] = forms.BooleanField(
                 required=False,
-                default=False,
                 label=_('Edit advanced project options'),
             )
         self.fields['repo'].widget.attrs['placeholder'] = self.placehold_repo()

readthedocs/projects/migrations/0049_add_external_build_enabled.py

@@ -1,4 +1,4 @@
-# Generated by Django 2.2.10 on 2020-05-18 18:39
+# Generated by Django 2.2.10 on 2020-05-18 20:17
 
 from django.db import migrations, models
 
@@ -13,6 +13,6 @@ class Migration(migrations.Migration):
         migrations.AddField(
             model_name='project',
             name='external_builds_enabled',
-            field=models.BooleanField(default=False, verbose_name='Build pull requests for this project'),
+            field=models.BooleanField(default=False, help_text='More information in <a href="https://docs.readthedocs.io/en/latest/guides/autobuild-docs-for-pull-requests.html">our docs</a>', verbose_name='Build pull requests for this project'),
         ),
     ]