The order of items in Collection block preview does not reflect the order specified in block's configuration.

Steps to reproduce:
1. Login as admin
2. Go to Page
3. Start creating a new Landing Page
4. Add a Collection Block
5. Add items (in this order): Media, Users, Home
6. Verify that the order in Collection block settings is: Media, Users, Home
7. Submit block

Expected result:
The items are displayed in the same order as in the settings: Media, Users, Home

Actual result:
The order of the items is: Home, Media, Users