Add DevTools’ Element-specific pseudos to Firefox 150 release notes

[pepelsbey]

Description

• Adds release notes for the new "Element-specific pseudo-classes" section

Additional details

• Bugzilla: https://bugzilla.mozilla.org/show_bug.cgi?id=2014442

Related issues and pull requests

• Project [DevTools] (release note) Add UI for :open state #43561

[github-actions]

Preview URLs (1 page)

• /en-US/docs/Mozilla/Firefox/Releases/150

External URLs (2)

URL: /en-US/docs/Mozilla/Firefox/Releases/150
Title: Firefox 150 release notes for developers (Beta)

• https://bugzil.la/2014442 (1 time) (Note! This may be a new URL 👀)
• https://firefox-source-docs.mozilla.org/devtools-user/page_inspector/how_to/examine_and_edit_css/index.html (1 time) (Note! This may be a new URL 👀)

(comment last updated: 2026-04-20 12:17:38)

[dipikabh]

The pseudo-classes can probably be linked. Otherwise looks good. Thank you!