[TASK] phpdoc: Use boolean/integer instead of bool/int

Change-Id: I44d65aa2669e4516cfb2edb26d937ef70a58df2d
Resolves: #50253
Releases: 6.2
Reviewed-on: https://review.typo3.org/22470
Reviewed-by: Wouter Wolters
Tested-by: Wouter Wolters