Forms loses updated field configurations

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 7.0.0 CE GA1
• Fix Version/s: 7.0.0 CE RC1
• Component/s: Forms
• Labels: None
• Story Points: 1
• Fix Priority: 5
• Sprint: Sprint 13: Mar, 21 - Apr, 01
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/37935

1. Go to Forms on the Product Menu
2. Add a new Form
3. Add a select field
4. Set label to "My Select Field"
5. Add three options: 'A', 'B', 'C'
6. Set the field as required
7. Click 'Add' to add the configured field to the Form Builder
8. Edit the just added field

Expected result:
All configurations are persisted

Actual result:
Some configurations are lost