bug(iOS): highlighted words disappear on the banner when moving the viewport from the portrait to the landscape.

### Describe the bug

The highlighted words disappear on the banner when moving the viewport from the portrait to the landscape.

### Reproduce the bug

I tested this issue with the attached build in a test flight for iOS(18.0.71). Here is my observation.
Steps to reproduce:

1. Installed the "keyman-18.0.70.dmg" file.
2. Checked the "Enable Keyman as system-wide keyboard" and set the keyboard as the default keyboard box on the settings page.
3. Open the Keyman app. Enable the "Predictions" and install the "Dictionary."
4. Enter the "Processing" word and then select the word from the banner.
5. Edit the word and then correct the changes. Here, the word is highlighted on the banner.
6. Change the viewport from the portrait to the landscape.
Actual Results: Here, the word disappeared on the banner.
Please refer to the attached video file.
https://github.com/user-attachments/assets/9f5e8569-7ec6-4bb7-a5fe-cfccfc463415

### Expected behavior

_No response_

### Related issues

_No response_

### Keyman apps

- [ ] Keyman for Android
- [X] Keyman for iPhone and iPad
- [ ] Keyman for Linux
- [ ] Keyman for macOS
- [ ] Keyman for Windows
- [ ] Keyman Developer
- [ ] KeymanWeb
- [ ] Other - give details at bottom of form

### Keyman version

18.0.70

### Operating system

_No response_

### Device

iPhone 13 Mobile

### Target application

_No response_

### Browser

_No response_

### Keyboard name

_No response_

### Keyboard version

_No response_

### Language name

_No response_

### Additional context

_No response_