Bold markdown doesn't work in text/markdown widget on dashboard in 6.0.0rc2 #35485

Bug description

In a text/markdown widget, if I put two asterisks, then text, then two asterisks, I expect it to come out bold. It's not working. Underscores and a single asterisk still create italics, that part works.

4.1.3

6.0.0rc2

Here's the text entered, in both cases:

Screenshots/recordings

No response

Superset version

master / latest-dev

Python version

I don't know

Node version

I don't know

Browser

Firefox

Additional context

No response

Checklist

• I have searched Superset docs and Slack and didn't find a solution to my problem.
• I have searched the GitHub issue tracker and didn't find a similar bug report.
• I have checked Superset's logs for errors and if I found a relevant Python stacktrace, I included it here as text in the "additional context" section.