On dragging the mouse cursor over the input field of the following properties don't change its value from HDRP Asset in the Inspector.
Properties:
LOD Bias, Maximum LOD Level, Maximum/Minimum Screen Percentage, Cubemap Array Size, Lights, Grading LUT Size, Refer the attached video.

Steps to repro:
1. Create a new project with HDRP Template
2. Project window > Create > Rendering > High Definition Render Pipeline Asset
3. HDRP Asset > Inspector > Rendering > LOD Bias OR Maximum LOD Level
4. Change the input value of LOD Bias using mouse dragger

Actual Result:
The properties input value of HDRP Asset is not changing on dragging the mouse over it

Expected Result:
Input value for the LOD Bias OR Maximum LOD Level is change using mouse dragger

Reproducible in:
2020.2.0a18, 2020.1.0b16, 2019.4.3f1, 2019.3.15f1 with Package Version 9.0.0-preview.33, 8.1.0, 8.0.1, 7.4.1, 7.3.1.

Environment:
Occurring on Windows 10 & macOS 10.15