[BUGFIX] Update FAL metadata if file is added with REPLACE method

Make sure the meta data is updated whenever a file is added to
a storage with DuplicationBehavior::REPLACE. This is important
as otherwise the internally stored file size is wrong!

Resolves: #78009
Releases: master, 8.7, 7.6
Change-Id: I93b0700afc62268f8c7a61eea7183f86a87a075e
Reviewed-on: https://review.typo3.org/53653


Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Georg Ringer <georg.ringer@gmail.com>
Tested-by: Georg Ringer <georg.ringer@gmail.com>
Reviewed-by: Andreas Fernandez <typo3@scripting-base.de>
Reviewed-by: Markus Klein <markus.klein@typo3.org>
Tested-by: Markus Klein <markus.klein@typo3.org>