[BUG] TextArea not loading data when form is readonly

[kamel-msaoubi]

Environment

Please provide as many details as you can:

• Hosting type
  • [] Form.io
  • [x] Local deployment
    • Version:
• Formio.js version: latest 4.x
• Frontend framework: Ionic
• Browser: Chrome
• Browser version: Version 76.0.3809.132 (Build officiel) (64 bits) & Firefox latest version

Steps to Reproduce

1. Add a TextArea component. Submit a form with data into.
2. Launch form in readonly mode
3. Data or TextArea component is not displaying in the readonly form

Expected behavior

Data displayed in both readonly true or false

Observed behavior

Data displayed only when readonly is false