[TASK] Remove jQuery from EXT:impexp and EXT:info

Some small JavaScripts used in EXT:impexp and EXT:info are migrated to
remove the dependency on jQuery.

Resolves: #98211
Releases: main
Change-Id: If0c80465f8dc6770e529ac986266c14256aa79cb
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/75553


Tested-by: Susanne Moog <look@susi.dev>
Tested-by: core-ci <typo3@b13.com>
Tested-by: Benni Mack <benni@typo3.org>
Tested-by: Andreas Fernandez <a.fernandez@scripting-base.de>
Reviewed-by: Susanne Moog <look@susi.dev>
Reviewed-by: Benni Mack <benni@typo3.org>
Reviewed-by: Andreas Fernandez <a.fernandez@scripting-base.de>