Breaking: #72416 - Remove EXT:t3skin/stylesheets/sprites/

See Issue #72416

Description

The sprites and related icons from EXT:t3skin/stylesheets/sprites/ have been removed.

Impact

References to the sprites or images of EXT:t3skin/ will throw a 404 not found.

Affected Installations

Installations or extensions which have references to icons in EXT:t3skin/images/icons/* or EXT:t3skin/stylesheets/sprites/.

Migration

No migration, remove all references and use the IconFactory for all icon related stuff.