Docs not support "http" markdown image

[LCLLL]

I have checked the following:

• [X] I use the newest version of bruno.
• [X] I've searched existing issues and found nothing related to my issue.

Describe the bug

i found only support "https" image when use markdown grammar like ![](https://xxx.jpg), but can't use ![](http://xxx.jpg)

.bru file to reproduce the bug

No response

Screenshots/Live demo link

[end3rbyte]

Hi @LCLLL

It should be fixed when the PR is merged.