When a canonical link is set in the page properties, this page
or translation should not get a hreflang link in frontend as this
might send conflicting signals to search engines.

Resolves: #89878
Releases: master, 10.4
Change-Id: I4a2fb81b474bf155ba0beca5dfa3948f36edf840
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/67328


Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: Guido Schmechel <guido.schmechel@brandung.de>
Tested-by: Martin Kutschker <mkutschker-typo3@yahoo.com>
Tested-by: Georg Ringer <georg.ringer@gmail.com>
Reviewed-by: Guido Schmechel <guido.schmechel@brandung.de>
Reviewed-by: Martin Kutschker <mkutschker-typo3@yahoo.com>
Reviewed-by: Georg Ringer <georg.ringer@gmail.com>