[BUGFIX] Missing TSconfig in FE

Some extensions need page TSconfig in FE.
This was restricted to BE only with #55593.

Undo this change.

Resolves: #58338
Releases: 6.2
Change-Id: Ia14d7d36c659598415f86f8fabf515879776d148
Reviewed-on: https://review.typo3.org/29729
Reviewed-by: Gerrit Mohrmann
Tested-by: Gerrit Mohrmann
Reviewed-by: Fabien Udriot
Reviewed-by: Stefan Neufeind
Reviewed-by: Wouter Wolters
Tested-by: Wouter Wolters