Add edit_folder_permissions permission

Admin part of alphagov/notifications-api#2356
Adds Folder permissions switch to the platform admin part of service
settings page.

app/main/views/service_settings.py

@@ -61,12 +61,12 @@ from app.utils import (
     user_is_platform_admin,
 )
 
-
 PLATFORM_ADMIN_SERVICE_PERMISSIONS = OrderedDict([
     ('inbound_sms', {'title': 'Receive inbound SMS', 'requires': 'sms', 'endpoint': '.service_set_inbound_number'}),
     ('precompiled_letter', {'title': 'Send precompiled letters', 'requires': 'letter'}),
     ('email_auth', {'title': 'User auth type editing'}),
     ('upload_document', {'title': 'Uploading documents', 'endpoint': '.service_switch_can_upload_document'}),
+    ('edit_folder_permissions', {'title': 'Folder permissions'}),
 ])
 
 

tests/app/main/views/service_settings/test_service_setting_permissions.py

@@ -46,6 +46,8 @@ def test_service_set_permission_requires_platform_admin(
     ('inbound_sms', 'False', False),
     ('email_auth', 'True', True),
     ('email_auth', 'False', False),
+    ('edit_folder_permissions', 'True', True),
+    ('edit_folder_permissions', 'False', False),
 ])
 def test_service_set_permission(
     mocker,

tests/app/main/views/test_service_settings.py

@@ -102,6 +102,7 @@ def mock_get_service_settings_page_common(
         'Receive inbound SMS Off Change',
         'User auth type editing Off Change',
         'Uploading documents Off Change',
+        'Folder permissions Off Change',
 
     ]),
 ])