How to reproduce:
1. Open any project with Shader Graph and HDRP added
2. Create a ShaderGraph
3. Create a Custom Color Buffer node
4. Right-click it and choose "Open Documentation"
OR
1. Search for "Custom Color Buffer" in Unity Documentation page
Expected result: Documentation for the current stream opens
Actual result: Documentation is missing page opens
Reproducible with: 12.1.11, 14.0.7, 15.0.5, 16.0.1 (2021.3.24f1, 2022.2.17f1, 2023.1.0b13, 2023.2.0a11)
Couldn't test with: 10.10.1 (2020.3.47f1) (No node found)