[BUGFIX] Do not default to type="text/javascript" in AssetRenderer

This omits type="text/javascript" by default for JavaScript assets.

Resolves: #91000
Releases: master
Change-Id: If8b6a0270a1afe35face8a410beea0736ac43cef
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/64117


Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: Riccardo De Contardi <erredeco@gmail.com>
Tested-by: Benni Mack <benni@typo3.org>
Tested-by: Andreas Fernandez <a.fernandez@scripting-base.de>
Reviewed-by: Benni Mack <benni@typo3.org>
Reviewed-by: Andreas Fernandez <a.fernandez@scripting-base.de>