[4.4] Add missing escaping of unsafe tags in mail copy to sender and notification to admin#43978

richard67 wants to merge 3 commits intojoomla:4.4-devjoomla/joomla-cms:4.4-devfrom

richard67:4.4-dev-fix-mail-templates-2024-08-24richard67/joomla-cms:4.4-dev-fix-mail-templates-2024-08-24Copy head branch name to clipboard