Deprecation: #80614 - TCA itemListStyle and selectedListStyle 

See forge#80614

Description 

The TCA property itemListStyle available in renderType selectSingleBox and selectMultipleSideBySide, as well as the property selectedListStyle available in renderType selectMultipleSideBySide have been deprecated.

Impact 

Using these properties throws a deprecation warning and will not be considered with TYPO3 v9.

Affected Installations 

Instances using one of the above properties in TCA

Migration 

The properties can be dropped. Changing styles of above elements should be done in own renderTypes or by overloading CSS in the backend.