Base Layer AOVs property warning text is clipped in Graphics Compositor Window.

Steps to repro:
1. Create a new HDRP template Project.
2. Windows > Render Pipeline > Graphics Compositor.
3. Enable Compositor > Select Base Layer > Properties.
4. AOVs > Select Albedo/Alpha.

Actual Result:
AOVs property warning text is clipped.

Expected Result:
AOVs property warning text should not be clipped.

Reproducible in:
2021.2.0a1, 2021.1.0b2, 2020.2.0b8 with Package version 11.0.0, 10.2.0.

Working Fine in:
2020.2.0b8 with Package Version 10.1.0.

Environment:
Occurring on Windows 10 & Mac 10.15.