Reproduction steps:
1. Open the attached “Test Project” project
2. Enter the Play Mode
3. Click on a different window, outside the Editor
4. Click on the Editor
5. Observe the Hierarchy window

Expected result: “SampleScene 1”, “SampleScene 2” and “SampleScene 3” Scenes show “(is loading)”
Actual result: “SampleScene 1”, “SampleScene 2” and “SampleScene 3” Scenes fully load in

Reproducible with: 2022.2.0a9, 2022.2.12f1, 2023.1.0b9, 2023.2.0a7
Not reproducible with: 2020.3.46f1, 2021.3.21f1, 2022.2.0a8

Reproducible on: Windows 10