chore(#65): apply dart format to satisfy CI format check

Reflow the systemDevices.map(...) chain after the .where() removal so
`dart format --set-exit-if-changed .` is clean. No behavior change.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

lib/connector/meshcore_connector.dart

@@ -1458,23 +1458,22 @@ class MeshCoreConnector extends ChangeNotifier {
       _systemScanResults
         ..clear()
         ..addAll(
-          systemDevices
-              .map(
-                (device) => ScanResult(
-                  device: device,
-                  advertisementData: AdvertisementData(
-                    advName: device.platformName,
-                    txPowerLevel: null,
-                    appearance: null,
-                    connectable: true,
-                    manufacturerData: const <int, List<int>>{},
-                    serviceData: const <Guid, List<int>>{},
-                    serviceUuids: <Guid>[Guid(MeshCoreUuids.service)],
-                  ),
-                  rssi: 0,
-                  timeStamp: DateTime.now(),
-                ),
+          systemDevices.map(
+            (device) => ScanResult(
+              device: device,
+              advertisementData: AdvertisementData(
+                advName: device.platformName,
+                txPowerLevel: null,
+                appearance: null,
+                connectable: true,
+                manufacturerData: const <int, List<int>>{},
+                serviceData: const <Guid, List<int>>{},
+                serviceUuids: <Guid>[Guid(MeshCoreUuids.service)],
               ),
+              rssi: 0,
+              timeStamp: DateTime.now(),
+            ),
+          ),
         );
       _mergeSystemScanResults();
       notifyListeners();