We already had a lint rule for this, but we did not disallow setting it
from the style side. This was breaking the icons changed in this commit
in our new astro help center.
This directory contains scripts that are used in building, managing,
testing, and other forms of work in a Zulip development environment.
Note that tools that are also useful in production belong in
scripts/ or should be Django management commands.
22d8c725eb