[4.2] Point to docs.hibernate.org instead of docs.jboss.org/hibernate in various docs#2837

DavideD merged 3 commits intohibernate:mainhibernate/hibernate-reactive:mainfrom

marko-bekhta:docs/remove-docs.jboss.org-hibernatemarko-bekhta/hibernate-reactive:docs/remove-docs.jboss.org-hibernateCopy head branch name to clipboard