AudioSource Stereo Pan property doesn't fully mute the right or left channel when using a VideoPlayer attached to an AudioSource and setting the option to -1 or 1

How to reproduce:
1. Open the attached “RewindVideoTest.zip“ project
2. Open the “Assets/Scenes/SampleScene.unity“ Scene
3. Enter Play Mode

Expected result: There is no sound on the right channel
Actual result: There is sound on the right channel

Reproducible with: 2021.3.35f1, 2022.3.20f1, 2023.2.12f1, 2023.3.0b8

Reproducible on: macOS 14.2.1 Sonoma (Intel)
Not reproducible on: No other environment tested

Notes:

• Also reproducible in Player
• Headphones are needed to test if there is sound on the right channel