[Bug] Prettify not working if JSON body contains comments

[asonkeri]

Similarly to #1553 prettifying the JSON body fails if the body contains comments:

Tested on v1.11.0 on Windows 11

[UlrichEckhardt]

Formally, comments are not part of JSON and many tools will tell you about that, too.

[asonkeri]

As documented in #396, Bruno supports JSON with comments in the request body whether they are part of JSON spec or not.

[helloanoop]

This will go out in the 1.13.0 release. Please subscribe to Discord announcement channel to stay notified on the releases.