play_state_sync: move to CRITICAL_MAINTENANCE_SCRIPTS (every 30min)

Removed from DAILY_MAINTENANCE_SCRIPTS — critical orch already covers it
at a much tighter cadence. Play state stays in sync within 30 minutes of
any watched/resume activity on either server.

Configurations/master.conf

@@ -319,6 +319,7 @@
 # Comment out entries to disable without removing.
     CRITICAL_MAINTENANCE_SCRIPTS=(
         "Docker_Essentials/downloaders_reset.sh"        # clear stuck download states every 30min
+        "Media/play_state_sync.sh"                      # sync watched/resume state across Emby + Jellyfin
     )
 
 # Shares synced every 30 minutes — defined per host in host*.conf.
@@ -353,7 +354,6 @@
         "Media/lidarr_missing_art.sh"                 # fetch missing album/artist artwork (HOST1 only — self-guards)
         "Media/radarr_tmdb_removed.sh"                # remove movies dropped from TMDb
         "Media/sonarr_tvdb_removed.sh"                # remove series dropped from TVDB
-        "Media/play_state_sync.sh"                    # sync watched/resume state across Emby + Jellyfin
         "Docker_Essentials/docker_update.sh"          # pull container image updates before restart
         "Docker_Essentials/docker_daily_restart.sh"   # daily container restarts — runs last
     )