feat(android) add support for Hearing Aid devices

android/sdk/src/main/java/org/jitsi/meet/sdk/AudioDeviceHandlerGeneric.java

      */
     private AudioModeModule module;
 
+    /**
+     * Constant defining a Hearing Aid. Only available on API level >= 28.
+     * The value of: AudioDeviceInfo.TYPE_HEARING_AID
+     */
+    private static final int TYPE_HEARING_AID = 23;
+
     /**
      * Constant defining a USB headset. Only available on API level >= 26.
      * The value of: AudioDeviceInfo.TYPE_USB_HEADSET
                         break;
                     case AudioDeviceInfo.TYPE_WIRED_HEADPHONES:
                     case AudioDeviceInfo.TYPE_WIRED_HEADSET:
+                    case TYPE_HEARING_AID:
                     case TYPE_USB_HEADSET:
                         devices.add(AudioModeModule.DEVICE_HEADPHONES);
                         break;