For those who utilise coloured text for accessibility purposes, google-noto-emoji-fonts-20250623-2.fc43.noarch exists, to replace google-noto-emoji-fonts-20250623-2. This is easily usable in firefox-145.0.1-1, via font.name-list.emoji: Noto Emoji. However, Discourse overrides this:
https://talk.tidbits.com/t/why-emoji-changed-with-discourse-upgrade/32032/6
It should not.
Discuss this on our forum.