Breaking: #62291 - RTE wizard classes renamed 

Description 

The following two RTE classes were renamed:

TYPO3CMSRtehtmlareaContentParser renamed to TYPO3CMSRtehtmlareaControllerParseHtmlController TYPO3CMSRtehtmlareaUser renamed to TYPO3CMSRtehtmlareaControllerUserElementsController

Impact 

3rd party extensions referring to an old class name will fail.

Affected installations 

A TYPO3 instance is affected if a 3rd party extension refers to a renamed class by its old name.

Migration 

The affected 3rd party extensions must be modified to use the new names of these classes.