[FEATURE] Add scheduler task to anonymize IP addresses of tables

IP anonymizing improves the privacy of users and required as part of
the GDPR.

Resolves: #84781
Releases: master, 8.7, 7.6
Change-Id: Idd938136bed8f29e86b5e3e541c9fb8c9afd48ff
Reviewed-on: https://review.typo3.org/56732


Reviewed-by: Mathias Schreiber <mathias.schreiber@typo3.com>
Tested-by: Mathias Schreiber <mathias.schreiber@typo3.com>
Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Andreas Wolf <andreas.wolf@typo3.org>
Tested-by: Andreas Wolf <andreas.wolf@typo3.org>