Long loading time when selecting a Cubemap texture with "Generate Mipmaps" disabled

Unity: Texture

2023.3.X

2023.2.X

2023.1.X

2022.3.X

2021.3.X

2022.2.X

2020.3.X

Fixed in 2023.2.0b10

Fixed in 2023.1.14f1

Fixed in 2022.3.10f1

Fixed in 2021.3.31f1

Reproduction steps:
1. Open the attached project "IN-32452"
2. Select the "IN-32452_Sunflowers_PureSky_8K" asset in the Project window

Expected result: the asset immediately loads in the Inspector window
Actual result: the asset is loaded after 20-30 seconds

Reproducible with: 2020.3.45f1, 2021.3.18f1, 2022.2.8f1, 2023.1.0b5, 2023.1.0a4

Reproducible on: macOS 12.4 (Intel)