[Code Coverage][Windows] Adding new Included/Excluded paths row locks assembly reload in the editor

Steps to reproduce:

1. Create new project and add code coverage package
2. Open code coverage window and add a path to Included Paths list
3. Toggle Enable Code Coverage checkbox

Actual result: Scripts do not recompile. You can see a lock icon at the bottom right of the editor
Expected result: Scripts recompile and coverage is enabled

Workaround: Perform any operation that unlocks assembly reload (for example, drag a window)

Not reproducible on Mac OS

Package version: 1.0.0-pre.2, 1.0.0-pre.6
Editor version: 2020.3.0f, 2021.1.0b10