-Unable to apply changes on Custom Pass prefab instance in Overrides window.
-ApplySingleProperty copy state error: SerializedProperty could not be found for customPasses.Array.data[0].m_Name is thrown in the console.

Steps to repro:
1. Create a new HDRP Project.
2. Hierarchy > Right Click > Volume > Custom Pass > Create its prefab.
3. Hierarchy > Custom Pass > Custom Passes > Add DrawRenderCustomPass.
4. Change Priority value.
5. Override Window > Select Custom Pass Volume Script > Apply.

Actual Result:
- Unable to apply changes on Custom Pass prefab instance.
- ApplySingleProperty copy state error in the console.

Expected Result:
- Changes can be applied on Custom Pass prefab instance.
- No errors in the console.

Reproducible in:
2020.2.0a10, 2020.1.0b8 with Package Version 9.0.0, 8.1.0, 8.0.1, 7.3.1.

Environment:
Occurring on Windows 10 & Mac 10.15

Stack trace:
ApplySingleProperty copy state error: SerializedProperty could not be found for customPasses.Array.data[0].m_Name. Please report a bug.
UnityEditor.GenericMenu:CatchMenu (object,string[],int)