Latest build breaks settings.json

[Toyz]

Environment

Windows build number:  10.0.18362.0
Windows Terminal version (if applicable): 0.5.2681.0

Any other software? No

Steps to reproduce

Edit settings.json to and change the powershell background to #000000

Expected behavior

Background should become black

Actual behavior

Doesn't change the background, instead keeps it as the powershell default which is blue, (Even when using powershell core)

[DHowett-MSFT]

/dup #2883

[ghost]

Hi! We've identified this issue as a duplicate of another one that already exists on this Issue Tracker. This specific instance is being closed in favor of tracking the concern over on the referenced thread. Thanks for your report!