Change observability service ports and add Arrtrix content management

- Update ports for Alloy, Grafana, Loki, Prometheus, Promtail, Tempo,
  and
  Uptime Kuma to new ranges
- Add Arrtrix content management commands and subscriptions
- Implement Radarr and Sonarr client logic for movie and series
  management
- Add matrix commands for download and subscription management
- Add subscription repository with database schema and logic
- Update Arrtrix config and example config for content section
- Update help text and command processor to include new commands
- Update vendor hash for Arrtrix package

packages/arrtrix/pkg/matrixcmd/processor.go

@@ -87,6 +87,8 @@ func NewProcessor(bridge *bridgev2.Bridge, texts bridgeconfig.ManagementRoomText
 		alias:   make(map[string]string),
 	}
 	proc.Add(NewHelpHandler(proc))
+	proc.Add(NewDownloadHandler())
+	proc.Add(NewSubscriptionsHandler())
 	return proc
 }