Column selection dropdown Menu persists when Search Window is opened

Steps to reproduce:

1. Create or open any Project
2. Navigate to Window > Search > New Window
3. Switch the Search View to "Table View"
4. Minimise the Editor
5. Click the "+" button in the Results area to add a Column to the Table View
6. Close the Search Window

Actual results: Dropdown menu lingers on screen even after the Search Window is closed

Expected results: The dropdown menu closes together with the Search Window

 

Reproducible with versions: 2021.3.39f1, 2022.3.32f1, 2023.1.20f1, 2023.2.20f1, 6000.0.6f1

Tested on (OS): Windows 10, 11 (Not reproducible), macOS Sonoma M1 (Reproducible)