Mouse without Borders frequently blocked

### Microsoft PowerToys version

v0.100.2

### Installation method

Microsoft Store

### Area(s) with issue?

Mouse Without Borders

### Steps to reproduce

Open Task Manager
=> As long as Taskmanager is in focus, Mouse without borders does not work!

### ✔️ Expected Behavior

The Function should be unimpressed of having Task Manager focused.

### ❌ Actual Behavior

If Taskmanager is the focused app, Mouse withour Borders rejects working

### Upload Bug Report ZIP-file

_No response_

### Additional Information

Windows 11 (insider preview)

### Other Software

_No response_

No source file, test, or entry point is identified. Start by reproducing the issue on PowerToys v0.100.2 with Task Manager focused, then compare it with another focused application and verify whether Windows 11 Insider Preview affects the result. Done means Mouse Without Borders works while Task Manager remains focused.

Written by the indexing model from the issue text.