Reproduction steps:
1. Open the “MinProject” or any Unity project
2. Maximize the editor
3. Save a layout (Window > Layouts > Save Layout)
4. Resize the editor not to be maximized
5. Load the saved layout (Window > Layouts)
Expected result: The editor is maximized
Actual result: The editor remains not maximized
Reproduced in: 2020.3.0f1, 2020.3.37f1, 2021.3.7f1, 2022.1.12f1, 2022.2.0b3, 2023.1.0a4
Reproduced on: Windows 11, macOS Monterey 12.0.1
Note: macOS full screen mode is also affected - exited when loading a layout