Fix fabric-bridge is accidentally added into sync list (#35132)

Author: yufengwangca

examples/fabric-admin/commands/pairing/DeviceSynchronization.cpp

@@ -24,6 +24,7 @@
 
 #include <app-common/zap-generated/ids/Attributes.h>
 #include <app-common/zap-generated/ids/Clusters.h>
+#include <device_manager/DeviceManager.h>
 
 using namespace ::chip;
 using namespace ::chip::app;
@@ -120,7 +121,10 @@ void DeviceSynchronizer::OnReportEnd()
 {
     // Report end is at the end of all attributes (success)
 #if defined(PW_RPC_ENABLED)
-    AddSynchronizedDevice(mCurrentDeviceData);
+    if (!DeviceMgr().IsCurrentBridgeDevice(mCurrentDeviceData.node_id))
+    {
+        AddSynchronizedDevice(mCurrentDeviceData);
+    }
 #else
     ChipLogError(NotSpecified, "Cannot synchronize device with fabric bridge: RPC not enabled");
 #endif

examples/fabric-admin/device_manager/DeviceManager.h

@@ -75,6 +75,15 @@ class DeviceManager : public PairingDelegate
 
     void RemoveSyncedDevice(chip::NodeId nodeId);
 
+    /**
+     * @brief Determines whether a given nodeId corresponds to the "current bridge device," either local or remote.
+     *
+     * @param nodeId            The ID of the node being checked.
+     *
+     * @return true if the nodeId matches either the local or remote bridge device; otherwise, false.
+     */
+    bool IsCurrentBridgeDevice(chip::NodeId nodeId) const { return nodeId == mLocalBridgeNodeId || nodeId == mRemoteBridgeNodeId; }
+
     /**
      * @brief Open the commissioning window for a specific device within its own fabric.
      *