update: add foregroundServiceType for ForegreoundService (#392)

@@ -4,6 +4,9 @@
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.MODIFY_AUDIO_SETTINGS" />
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE_MEDIA_PLAYBACK" />
+
     <uses-permission
         android:name="android.permission.BLUETOOTH"
         android:maxSdkVersion="30" />
@@ -12,7 +15,10 @@
         android:maxSdkVersion="30" />
 
     <application>
-        <service android:name="io.livekit.android.sample.service.ForegroundService" />
+        <service
+            android:name="io.livekit.android.sample.service.ForegroundService"
+            android:foregroundServiceType="mediaPlayback"
+            android:exported="false" />
     </application>
 
-</manifest>
\ No newline at end of file
+</manifest>