fix(noctalia): migrate portable widget settings

Repair the shared plugin declaration and use the current sysmon visualization schema for CPU, disk, and GPU telemetry.

.config/noctalia/90-machine.toml##class.arch_desktop

@@ -1,5 +1,5 @@
 # Desktop-specific shell layout and hardware telemetry.
-# Pi Status Bridge is installed locally from ~/projects/pi-gui.
+# Pi Status Bridge is installed locally from ~/projects/pi-status-bridge.
 [plugins]
 enabled = ["alex/system-status", "alex/pi-status-bridge", "alex/knowledge-lookup"]
 
@@ -72,12 +72,14 @@ radius = 5.0
 [widget.gpu]
 type = "sysmon"
 stat = "gpu_usage"
-display = "graph"
+visualization = "graph"
+show_value = true
 
 [widget.gpu_temp]
 type = "sysmon"
 stat = "gpu_temp"
-display = "text"
+visualization = "none"
+show_value = true
 
 [control_center]
 sidebar = "full"