Add safety check for RgbLed capability with StatusLed

Co-authored-by: DennisMoschina <45356478+DennisMoschina@users.noreply.github.com>

Author: Copilot

open_wearable/lib/widgets/devices/device_detail/device_detail_page.dart

@@ -249,7 +249,7 @@ class _DeviceDetailPageState extends State<DeviceDetailPage> {
               ),
 
             // MARK: Status LED control
-            if (widget.device.hasCapability<StatusLed>()) ...[
+            if (widget.device.hasCapability<StatusLed>() && widget.device.hasCapability<RgbLed>()) ...[
               PlatformText(
                 "Control Status LED",
                 style: Theme.of(context).textTheme.titleSmall,