Custom keyboard not dismissed after a while

Description

After a while, when the application is opening in background, the KeyboardUtils.dismiss(); do nothing for custom keyboards.

Related to

• [X] Components
• [ ] Demo
• [ ] Docs
• [ ] Typings

Steps to reproduce

Just call KeyboardUtils.dismiss() after a while the application is opening in background.

More Info

Environment

• React Native version: 16.7.3
• React Native UI Lib version: 6.21.0

Affected platforms

• [X] Android
• [] iOS - NOT CHECKED

Thank you!