searchEngineIcon.uc is not working in version 123.

[kidzgy]

https://github.com/alice0775/userChrome.js/blob/master/72/searchEngineIcon.uc.js

searchEngineIcon.uc is not working in Firefox 123.

I hope you can take the time out of your busy schedule to fix this script, much appreciated!

[esperecyan]

検索エンジンのアイコン取得方法が getIconURL へ統一されたため

Bug 1870644 - Provide a single function for obtaining icon URLs from search engines
https://bugzilla.mozilla.org/show_bug.cgi?id=1870644