How to reproduce:
1. Create a new “3D (URP)” (or “3D Sample Scene (URP)”) project
2. Open the Package Manager window (Window > Package Manager)
3. In the Package Manager window press on the “+” to open a drop-down menu
4. Select “Install package from git URL” (or “Add package from git URL”)
5. Enter “com.unity.entities” and press “Install” (or “Add”)
6. Observe the Console

Expected result: after the package is imported, no errors are logged to the Console
Actual result: after the package is imported, errors are logged to the Console

Reproduced with: 2020.3.29f1, 2021.3.22f1, 2022.2.15f1, 2023.1.0b7, 2023.2.0a2
Not reproduced with: 2020.3.47f1, 2023.1.0b12, 2023.2.0a10
Could not test with: 2023.2.0a3 (Editor crashes when adding package)
Fixed in: 2020.3.30f1, 2023.1.0b8, 2023.2.0a4

Reproduced on: Windows 10 (by reporter), Windows 11

Notes:
1. Reproduced in “3D (HDRP)” and “3D Sample Scene (HDRP)” templates
2. HDRP template is not fixed in 2023.1.0b8, 2023.2.0a4
3. “3D Core” template reproducible only in 2020.3.29f1, 2022.2.15f1
4. For “3D (URP)” templates, in Unity Editor version 2021.1.0a1, the only error that is logged is regarding the “test-framework” package. From Unity Editor version 2021.1.0b10 more errors are logged. Check the attachments for all logged errors for some version where the issue was reproduced