Code blocks follow browser light/dark theme, not user settings

[shrugal]

Requirements

• This is a bug report, and if not, please post to https://lemmy.ml/c/lemmy_support instead.
• Please check to see if this issue already exists.
• It's a single bug. Do not report multiple bugs in one issue.
• It's a frontend issue, not a backend issue; Otherwise please create an issue on the backend repo instead.

Summary

I have my theme set to "darkly", but code blocks still use the browser's theme settings.

Steps to Reproduce

1. Set lemmy theme to a dark or light variant
2. Switch browser to light mode -> Code blocks use light theme
3. Switch browser to dark mode -> Code blocks use dark theme

Technical Details

Windows 11, Firefox 124.0.2

Lemmy Instance Version

0.19.3

Lemmy Instance URL

https://lemm.ee

[matc-pub]

9a5f9dd changed how the code theme is selected. Should be fixed in the next release.