Placeholder text is not saved when changing language when the user creates a FormView

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: Master
• Fix Version/s: 7.4.13 DXP GA1, Master
• Component/s: App Builder
• Labels: None
• Fix Priority: 3
• Sprint: App_Builder_7.4_04, App_Builder_7.4_05
• Git Pull Request: https://github.com/liferay-app-builder/liferay-portal/pull/202

Description
Placeholder text is not saved when changing language when the user creates a FormView

Steps to Reproduce

1. Go to Global Menu > Applications > App Builder > Objects > Add a Custom Object;
2. Add a Form View > Add a field in the FormBuilder > Edit its Placeholder;
3. Remove the field from the FormView;
4. Click in the field in the Object Sidebar;
5. Change the Language;
6. Translate its Placeholder;
7. Change the Language.

Expected Result
The Placeholder is shown translated.

Actual Result
The Placeholder is NOT shown translated.

Reproduced In
master: 63c33ba5f74ffbab873da4f80f8505689eeb6fd7

Evidence
ActualResult_Jan28_LPS127033.mp4