Hovering mouse on the property name its input field gets highlighted under Settings in the UDP from Project Settings window, Refer to the attached video.

Steps to repro:
1. Create a new project.
2. Window > Package Manager > Unity Distribution Portal > Install
3. Edit > Project Settings > Service > Select organization
4. Unity Distribution Portal > Generate new UDP Client
5. Settings > Hover mouse on the properties (Game ID, Client ID, Client Key, Client Secret, Callback URL)

Actual Result:
Property input field is gets highlighted when mouse hover on its name under Settings from UDP Sevice window

Expected Result:
Property input field should not highlight when the mouse hovers on its name

Note: Settings field available in the Service Settings window onwards Unity 2020.1.0a5

Reproducible in:
2021.1.0a5, 2020.2.0b11, 2020.1.12f1, 2020.1.0a5 with package version 2.0.0

Environment:
Windows10 and macOS 10.15