"PlatformNotSupportedException: Operation is not supported on this platform." is thrown when using HttpClientHandler.DangerousAcceptAnyServerCertificateValidator

How to reproduce:
1. Open the attached project "DangerousAcceptAnyServerCertificateValidatorTest.zip"
2. Enter Play Mode

Expected results: No errors thrown in the Console window
Actual results: "PlatformNotSupportedException: Operation is not supported on this platform." is thrown

Reproducible with: 2021.3.30f1, 2022.3.10f1, 2023.1.14f1, 2023.2.0b11, 2023.3.0a6

Reproducible on: Windows 11 22H2
Not reproducible on: No other environment tested