How to reproduce:
1. Open the project “IN_29269”
2. Open the “New Folder” folder and double-click the “Capsula” prefab
3. Lock the Inspector window
4. Right-click on the Inspector Tab → “Add Tab” → “Inspector”
5. Move the new Inspector Tab somewhere else and lock it
6. Open the “New Folder 1” and double-click the “Quad” prefab

Expected result: all Inspectors stay locked
Actual result: all Inspectors unlock

Reproducible with: 2020.3.43f1, 2021.3.17f1, 2022.2.4f1, 2023.1.0b1

Reproducible on: Windows 10 Pro

Notes:
- Reproducible on a new project
- Moving the Inspector window somewhere else is for better visibility and it doesn’t affect the reproduction of the issue