"Assertion failed on expression" is thown while playing an Audio preview when Unity Audio is disabled. In previous versions Unity does not allow to play preview if Unity Audio is disabled in project settings. Refer the attached video

Steps to reproduce:
1) Create a new project
2) Import attached sample audio file
3) Play the Audio preview from Inspector
4) Edit > Project Settings > Audio > Check 'Disable Unity Audio'

Actual result: "Assertion failed on expression" are thrown in console

Expected result: No errors are thrown in console and Audio preview is disabled

Occurring on: 2020.2.0a5, 2020.1.0b4, 2019.3.4f1, 2019.3.0a1

Working fine on: 2019.2.11f1

Environment: Both Windows and Mac

Stack Trace: Assertion failed on expression: '!IsAudioDisabledInStandalone()'