multimedia/plexmediaserver: update to 1.41.9.9961

Changelog: https://forums.plex.tv/t/plex-media-server/30447/684

NEW:
(Web) Updated to 4.147.1
FIXES:
(Music) Music files with embedded Release Type tags are failing to extract local metadata (PM-3751)
(Networking) Replaced enable ipv6 preference with client network. (PM-2912)
(Photos) GPS coordinate data was not getting saved to the database (PM-3584)
(Photos) GPS coordinates are not being serialized correctly (PM-3482)
(Shield) Watching live TV caused server instability. (PM-3709)
(Statistics) Some bandwidth data was not being recorded (PM-3483)
(Subtitles) SDH flag on external subtitles would not be displayed correctly (PM-3769)
(Transcode) Server could occasionally crash on request reporting progress (PM-3610)
(Transcode) Some forms of rotation metadata were not detected. (PM-3468)

PR: 288281
Reported by: Ben Shertenlieb <b.shertenlieb@yahoo.com> (maintainer)