修复广播读取逻辑

lib/modules/pairing/controllers/pairing_controller.dart

@@ -889,7 +889,7 @@ class PairingController extends GetxController with WidgetsBindingObserver {
                 // 找到匹配的设备，提取授权码
                 if (Platform.isIOS) {
                   // iOS设备，提取13-22字节的授权码
-                  code = extractBytesBigEndian(hexData, 13, 22);
+                  code = extractAndReverseBytes(hexData, 13, 22);
                   _verifiedDevicePid =
                       extractAndReverseBytesToInt(hexData, 4, 5);
                   final pidHexIos =
@@ -930,7 +930,7 @@ class PairingController extends GetxController with WidgetsBindingObserver {
                   }
                 } else if (Platform.isAndroid) {
                   // Android设备，提取15-24字节的授权码
-                  code = extractBytesBigEndian(hexData, 15, 24);
+                  code = extractAndReverseBytes(hexData, 15, 24);
                   _verifiedDevicePid =
                       extractAndReverseBytesToInt(hexData, 6, 7);
                   final pidHexAndroid =