fix: add the suggested incorrect spec preview changes

[nikhilkalburgi]

Description

• I have improved the preview by adding the feature to render incorrect specs. It will reneder the correct part of the spec and on top will also show the incorrect part as well.

Check this demo:

https://github.com/asyncapi/vs-asyncapi-preview/assets/70331875/8098539c-aab0-4e91-a45b-0599436867fa

• In next iteration, i will start to build the preview support for avro and then also the flowchart.
• Let me know your feedback