MFH: r551616

multimedia/emby-server: Update to 4.5.1.0

ChangeLog: https://github.com/MediaBrowser/Emby.Releases/releases/tag/4.5.1.0

PR: 249921
Submitted by: driesm.michiels@gmail.com (maintainer)

Approved by: ports-secteam (blanket, bugfix release)