Copying text from Slack into markdown editor makes bolded text italicized

Summary

Whenever I copy text from Slack to our markdown editor, it copies not only the raw text but also the style. This is an amazing experience, but it actually changes bold to italic.

Steps to reproduce

Copy bold text from Slack to our markdown editor.

What is the current bug behavior?

bold-italic

What is the expected correct behavior?

Copied text from Slack stays in the same style