[TASK] Verify current iso data in nightly

We established a language and country database
with related issues provided by core in v12.

Data is fetched from a debian repository,
available via sokil/php-isocodes-db-i18n.

Script Build/Scripts/updateIsoDatabase.php
creates core files based on this.

The patch adds a nightly run that fetches
latest dependencies, calls the update script
and looks if core files have been changed.

This gives us a red nightly as soon as TYPO3
files need an update due to upstream changes.

When nightly goes red, a patch should be
merged that incorporates the changes done by
this run:

> Build/Scripts/runTests.sh -s checkIsoDatabase

Resolves: #100709
Related: #100659
Related: #99642
Related: #99618
Releases: main
Change-Id: I2982a1a09a6e3012e92c7dad0fde8d0468f9708a
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/78788


Tested-by: core-ci <typo3@b13.com>
Tested-by: Stefan Bürk <stefan@buerk.tech>
Tested-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Reviewed-by: Stefan Bürk <stefan@buerk.tech>
Reviewed-by: Anja Leichsenring <aleichsenring@ab-softlab.de>