Fix BT uncaught and port-picker (#4223)

Fix BT uncaught

Author: haslinghuis

src/index.html

@@ -28,6 +28,7 @@
         ></betaflight-logo>
         <port-picker
             v-model="PortHandler.portPicker"
+            :connected-bluetooth-devices="PortHandler.currentBluetoothPorts"
             :connected-serial-devices="PortHandler.currentSerialPorts"
             :connected-usb-devices="PortHandler.currentUsbPorts"
             :show-virtual-option="PortHandler.showVirtualMode"

src/js/protocols/bluetooth.js

@@ -96,7 +96,7 @@ class BT extends EventTarget {
     }
 
     async loadDevices() {
-        const devices = await this.bluetooth.getDevices();
+        const devices = await this.getDevices();
 
         this.portCounter = 1;
         this.devices = devices.map(device => this.createPort(device));