“FocusController has unprocessed focus events. Clearing.” warning is thrown when clicking another window instead of interacting with the dropdown menu

Reproduction steps:
1. Open the attached “BugRepro” project
2. In the Editor, navigate to Tools > Bamboo > Asset Quick Access
3. Drag “Assets/SampleScene.unity” to add the item to the Asset Quick Access window
4. Right-click on an added item to show the dropdown menu, but don't click any options in the menu
5. Click on the Console window
6. Observe the Console window

Expected result: No warnings are thrown
Actual result: “FocusController has unprocessed focus events. Clearing.” warning is thrown

Reproducible with: 2022.2.3f1, 2022.3.33f1
Not reproducible with: 2021.3.40f1, 2022.2.2f1, 2023.3.0a19
Couldn't test with: 2023.3.0b1 (“Layout update is struggling to process current layout”)

Reproducible on: Windows 11
Not reproducible on: No other environment tested