pasted image disappears from markup after submitting comment
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### Summary
after pasting an image into a comment or an issue, and submitting it, the image disappears from the markup
### Steps to reproduce
1. on gitlab, use New Issue or Reply
2. switch to rich text view if it's not already
3. Alt+PrintScreen
4. Ctrl+V
5. Ctrl+Enter
### Example Project
https://gitlab.com/android_translation_layer/android_translation_layer/-/issues/28
### What is the current *bug* behavior?
the image displays normally in the edit view, i can edit the alt text, resize it, etc, but after you submit, it's completely erased from the markdown, no trace of `![]()` or anything like that
### What is the expected *correct* behavior?
doesn't delete my image
### Relevant logs and/or screenshots
### Output of checks
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This bug happens on gitlab.com
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issue