This PR: - Replaces a fixed version name with the variable for the current version in the instructions for installing a non-default version with Web Installer. This will make using the installer more user-friendly. - Removes the instruction for Open Source from the Web Installer docs. Fixes https://github.com/scylladb/scylladb/issues/28005 Fixes https://github.com/scylladb/scylladb/issues/28079 Closes scylladb/scylladb#28046 * github.com:scylladb/scylladb: doc: remove the instruction for Open Source from the Web Installer docs doc: add the version variable to the Web Installer instructions