[TASK] Doctrine: Migrate error handlers

Migrate ErrorHandler and AbstractExceptionHandler to doctrine.

Resolves: #77303
Releases: master
Change-Id: Iae16efbed298b1fd3f8ab2bcd1289df1d2d14919
Reviewed-on: https://review.typo3.org/49264


Tested-by: Bamboo TYPO3com <info@typo3.com>
Reviewed-by: Georg Ringer <georg.ringer@gmail.com>
Tested-by: Georg Ringer <georg.ringer@gmail.com>
Reviewed-by: Oliver Hader <oliver.hader@typo3.org>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>