Add export behavior to broadcast receiver in SDLLockScreenActivity

Author: JulianKast

android/sdl_android/src/main/java/com/smartdevicelink/managers/lockscreen/SDLLockScreenActivity.java

@@ -42,6 +42,7 @@
 import android.graphics.ColorFilter;
 import android.graphics.ColorMatrixColorFilter;
 import android.graphics.drawable.Drawable;
+import android.os.Build;
 import android.os.Bundle;
 import android.view.GestureDetector;
 import android.view.MotionEvent;
@@ -104,9 +105,12 @@ protected void onCreate(Bundle savedInstanceState) {
         IntentFilter lockscreenFilter = new IntentFilter();
         lockscreenFilter.addAction(CLOSE_LOCK_SCREEN_ACTION);
         lockscreenFilter.addAction(LOCKSCREEN_DEVICE_LOGO_DOWNLOADED);
-
         // register broadcast receivers
-        registerReceiver(lockScreenBroadcastReceiver, lockscreenFilter);
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) {
+            registerReceiver(lockScreenBroadcastReceiver, lockscreenFilter, RECEIVER_EXPORTED);
+        } else {
+            registerReceiver(lockScreenBroadcastReceiver, lockscreenFilter);
+        }
     }
 
     @Override