net-im/prosody: Update to 13.0.1

Update to new major version 13.0.1
Add update hints to pkg-message
Add patch for FreeBSD <14
Remove obsolete LUA_PREMK variable
Some minor cleanups (portfmt, portclippy)

Changelog: https://prosody.im/doc/release/13.0.1

PR: 285896
Approved by: submitter is maintainer