Reproduction steps:
1. Create a new project
2. Open the Package Manager ("Window > Package Manager")
3. Select any package
4. Copy either the package link or the description with "Right Mouse Button > Copy"
5. Try to paste it anywhere

Expected result: The copied text is successfully pasted
Actual result: The copied text is not pasted

Reproduced with: 2023.2.0a15, 2023.2.0a23
Not reproduced with: 2021.3.28f1, 2022.3.5f1, 2023.1.4f1, 2023.2.0a14

Reproduced on: Windows 10

Note: Copy function works with “Ctrl + C“ button combination