[TASK] Simplify and harden pagination Fluid JS usage

Fluid variables must never be used in JavaScript context.
Instead they should be put into data attributes, which can be
accessed from JavaScript easily.

Resolves: #76304
Releases: master
Change-Id: I16c0d6b265ad446d73cbe285be7653d1a8ebcfd2
Reviewed-on: https://review.typo3.org/48291


Reviewed-by: Stephan Großberndt <stephan@grossberndt.de>
Reviewed-by: Nicole Cordes <typo3@cordes.co>
Tested-by: Nicole Cordes <typo3@cordes.co>
Tested-by: Stephan Großberndt <stephan@grossberndt.de>
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Wouter Wolters <typo3@wouterwolters.nl>