Bump wikibase/data-model-services to 3.13.0 in the mediawiki-vendor repo
All of our extensions are already ready for the next version.
$ cat ./extensions/*/composer.json | grep wikibase/data-model-services "wikibase/data-model-services": "~1.1|~2.0|~3.0" "wikibase/data-model-services": "^3.10.0", "wikibase/data-model-services": "~3.11", "wikibase/data-model-services": "~3.6" "wikibase/data-model-services": "~2.0|~3.0",
https://github.com/wmde/WikibaseDataModelServices/compare/3.13.0...3.12.0