Shader Graph errors are thrown after importing specific Shader Graph Samples

Reproduction steps:
1. Create a new project
2. Import Terrain Shaders Samples (Window > Package Management > Package Manager > Shader Graph > Samples)
3. Observe the Console

Actual result: Shader Graph errors are thrown
Expected result: No warnings or errors are thrown

Reproducible with: 6000.5.0a1
Not reproducible with: 2022.3.68f1, 6000.0.62f1, 6000.2.12f1, 6000.3.0b10, 6000.4.0a3, 6000.4.0a4

Reproduced on: Ubuntu 22.04, macOS Sequoia 15.4 (M4)

Note: Error is also thrown after Importing Custom Material Property Drawers, UGUI Shaders, Production Ready Shaders, Feature Examples Samples