[TASK] Use strict types in QueryResultPaginator

Properties in extbase `QueryResultPaginator` do not use strict
types.

This change introduces strict types for the properties
in extbase `QueryResultPaginator`. Since the class is
defined as final, the change is not considered breaking.

Resolves: #102282
Releases: main
Signed-off-by: Torben Hansen <derhansen@gmail.com>
Change-Id: I1f9ebeb98caae41a88a300a14b2301497ce86b2f
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/81607


Tested-by: Simon Schaufelberger <simonschaufi+typo3@gmail.com>
Reviewed-by: Benni Mack <benni@typo3.org>
Reviewed-by: Oliver Klee <typo3-coding@oliverklee.de>
Tested-by: Oliver Klee <typo3-coding@oliverklee.de>
Reviewed-by: Simon Schaufelberger <simonschaufi+typo3@gmail.com>
Tested-by: core-ci <typo3@b13.com>
Tested-by: Benni Mack <benni@typo3.org>