“Specular Highlights” from the material are always visible on GameObject when Workflow Mode is “Metallic” and the platform is set to iOS

How to reproduce:
1. Open the user’s attached project
2. Go to Build Settings and change the platform to iOS
3. Enter Play Mode and observe the GameObjects

Expected result: There are no specular highlights on the spheres
Actual result: There are specular highlights on the spheres

Reproducible with: 12.0.0 (2021.2.0b14), 12.1.8 (2021.3.14f1), 13.1.8 (2022.1.23f1), 14.0.3 (2022.2.0b16), 15.0.1 (2023.1.0a19)
Not reproducible with: 10.10.1 (2020.3.42f1), 12.0.0 (2021.2.0b13)

Reproduced on: macOS 12.4 (Intel)

Notes:

• Reproducible in the Editor and in the iOS player
• Enabling and disabling material “Specular Highlights” setting has no impact
• Not reproducible if the platform is “Windows, Mac, Linux”