bug(developer): The text does not appear in the box while running the regression test.

### Describe the bug

The test did not appear sequential when executing the regression test.

### Reproduce the bug

Steps to reproduce:
Installed Keyman developer 18.0.141-alpha build on Windows 10.
1. On Keyman Developer, navigate to the "Keyboard" tab and then click the *.kmn link button to navigate to the build tab.
2. Click the "Compile Keyboard" button.
3. Click the "Start Debugging" button or press the F5 key.
4. Debugger mode was opened.
5. Click on the "Regression Testing" tab.
6. Click on the "Start Log" button.
7. Type a sentence in an empty box.
8. Click on the "Stop Log" button.
9. Stop the debugger mode by pressing the SHIFT+F5.
10. Click on the "Start Test" button.

Actual Results: Text does not show throughout the regression test. The text appeared after the "Regression test was successful" dialog appeared in the box.
Please take a look at the video file.
https://github.com/user-attachments/assets/4f99fd9d-7a16-45ee-88c0-febc5d2cb90d

### Expected behavior

_No response_

### Related issues

_No response_

### Keyman apps

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

### Keyman version

keymandeveloper-18.0.141-alpha

### Operating system

Windows 10 OS

### Device

_No response_

### Target application

_No response_

### Browser

_No response_

### Keyboard name

_No response_

### Keyboard version

_No response_

### Language name

_No response_

### Additional context

_No response_