The linkref functions return the URLs as they are displayed in the
BE form. This will return '&' as '&' HTML entity.

Linkvalidator should correctly decode the HTML entity.

Resolves: #89488
Resolves: #89682
Releases: master, 9.5
Change-Id: I17b421354d45297423437373b92a93dfbe53d2d9
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/62634


Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: Susanne Moog <look@susi.dev>
Tested-by: Daniel Goerz <daniel.goerz@posteo.de>
Reviewed-by: Susanne Moog <look@susi.dev>
Reviewed-by: Daniel Goerz <daniel.goerz@posteo.de>