[BUGFIX] Adapt fluid_styled_content paths in initial page

When installing TYPO3 with the option to create a page with
TypoScript template, the template does not match the latest
state of fluid_styled_content.

Adapt path and reference the content rendering instead of copying it.

Resolves: #80685
Releases: master
Change-Id: I983dea9ba64d6fb17336828fd0212dadae557ef8
Reviewed-on: https://review.typo3.org/52364


Reviewed-by: Benni Mack <benni@typo3.org>
Tested-by: Benni Mack <benni@typo3.org>
Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Markus Klein <markus.klein@typo3.org>
Tested-by: Markus Klein <markus.klein@typo3.org>