[BUGFIX] Use configuration context for placeholders in YAML import

The placeholder replacement in the yaml import method must receive
the current configuration context to be able to replace placeholders
with values that are already configured instead of the subvalues of
the import statement.

Resolves: #92956
Releases: main, 11.5
Change-Id: I4766bf1e6d268bb4c1bdd24e638c9b5056e600b8
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/74764


Tested-by: core-ci <typo3@b13.com>
Tested-by: Oliver Bartsch <bo@cedev.de>
Reviewed-by: Oliver Bartsch <bo@cedev.de>