[FEATURE] Add new SMTP configuration settings

These additional SMTP options are now supported by TYPO3
and can be set in the Install Tool:

- transport_smtp_restart_threshold
- transport_smtp_restart_threshold_sleep
- transport_smtp_ping_threshold

It is also possible to define 'transport_smtp_stream_options'
as array with stream options in the AdditionalConfiguration.php.

Resolves: #94544
Releases: main
Change-Id: I258c5493fa4f7815481636c223b7c5368f79a274
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/69907


Tested-by: Stefan Bürk <stefan@buerk.tech>
Tested-by: core-ci <typo3@b13.com>
Tested-by: Benni Mack <benni@typo3.org>
Reviewed-by: Stefan Bürk <stefan@buerk.tech>
Reviewed-by: Benni Mack <benni@typo3.org>