How to reproduce:
1. Open the “RequestShadowMapRendering_repro“ project
2. Open the “OutdoorsScene“
3. Enter Play Mode
4. Observe the Console

Expected result: System.ArgumentException error is not thrown
Actual result: System.ArgumentException error is thrown and the shadow flickers

Reproducible with: 2023.1.13f1, 2023.2.0b9, 2023.3.0a5
Not reproducible with: 2022.3.9f1
Could no test with: 2021.3.30f1 (failure in HDRP asset migration)

Reproducible on: Windows 10, Windows 11
Not reproducible on: No other environment tested

Notes:

* Not reproducible in Player
* Error: System.ArgumentException: An item with the same key has already been addedkey
This Exception was thrown from a job compiled with Burst, which has limited exception support.
* Flickering does not always occur
* Regression in the Editor
* Could not find regression point in the Editor due to failure in HDRP asset migration in 2023.1.X alpha versions below 2023.1.0a26