Resetting Quality Levels in Project Settings adds new Quality Levels instead of restoring default ones

Reproduction steps:
1. Create a new project
2. Edit > Project Settings… > Quality
3. Observe the list of Quality Levels
4. Click on the kebab menu in the top right corner of the Quality section
5. Observe the list of Quality Levels

Actual result: Very Low, Low, Medium, High, Very High and Ultra Quality Levels appear instead of the default Mobile and PC Quality Levels
Expected result: Only the default Mobile and PC Quality Levels are restored

Reproducible with: 2022.3.68f1, 6000.0.62f1, 6000.2.12f1, 6000.3.0b9, 6000.4.0a4

Reproduced on: Windows 11, macOS Sequoia 15.4 (M4)