【报Bug】ios 15 以下蓝牙连接uni.onBluetoothDeviceFound不触发

示例代码：

start() {  
                let that = this  
                uni.openBluetoothAdapter({  
                    success(res) {  
                        console.log('初始化成功');  
                        that.find()  
                    },  
                    fail(res) {  
                        that.statu = false  
                        console.error(res, '初始化失败');  
                        if (res.code == 10001) {  
                            that.title = that.$t('index.findError')  
                            that.info = that.$t('index.error')  
                        }  
                    }  
                })  

            },  
            // 搜寻附近蓝牙  
            find() {  
                let that = this  
                uni.startBluetoothDevicesDiscovery({  
                    services: ['FEE7'],  
                    success(res) {  
                        console.log(res);  
                        that.getDervices()  
                    },  
                    fail(e) {  
                        that.statu = false;  
                        console.error('搜寻失败', e);  
                    }  
                })  
            },  
            // 获得设备列表  
            getDervices() {  
                let that = this  
                console.log('进入回调');  
                uni.onBluetoothDeviceFound(function(res) {  
                    console.log(res);  
                    that.list.push(res.devices[0])  
                })  

            },  

            // 停止匹配  
            stopFind() {  
                uni.stopBluetoothDevicesDiscovery({  
                    success(res) {  
                        console.log('停止搜寻', res)  
                    }  
                })  
            }
```**

操作步骤：

start() {  
                let that = this  
                uni.openBluetoothAdapter({  
                    success(res) {  
                        console.log('初始化成功');  
                        that.find()  
                    },  
                    fail(res) {  
                        that.statu = false  
                        console.error(res, '初始化失败');  
                        if (res.code == 10001) {  
                            that.title = that.$t('index.findError')  
                            that.info = that.$t('index.error')  
                        }  
                    }  
                })  

            },  
            // 搜寻附近蓝牙  
            find() {  
                let that = this  
                uni.startBluetoothDevicesDiscovery({  
                    services: ['FEE7'],  
                    success(res) {  
                        console.log(res);  
                        that.getDervices()  
                    },  
                    fail(e) {  
                        that.statu = false;  
                        console.error('搜寻失败', e);  
                    }  
                })  
            },  
            // 获得设备列表  
            getDervices() {  
                let that = this  
                console.log('进入回调');  
                uni.onBluetoothDeviceFound(function(res) {  
                    console.log(res);  
                    that.list.push(res.devices[0])  
                })  

            },  

            // 停止匹配  
            stopFind() {  
                uni.stopBluetoothDevicesDiscovery({  
                    success(res) {  
                        console.log('停止搜寻', res)  
                    }  
                })  
            }
```**

预期结果：

uni.onBluetoothDeviceFound正常返回

实际结果：

uni.onBluetoothDeviceFound无响应