Marking permission protected receiver exported.

All dynamically registered receivers will have to have an explicit flag for exported/not exported, and since this receiver is permission protected we can safely mark it as exported, the current default behavior.
Bug: 161145287
Test: no-op

Change-Id: Ia8b2179e486df29d2bd8014420573c938c6cc1ac

src/com/android/settings/network/telephony/EuiccOperationSidecar.java

@@ -114,7 +114,8 @@ public abstract class EuiccOperationSidecar extends SidecarFragment {
                         mReceiver,
                         new IntentFilter(getReceiverAction()),
                         Manifest.permission.WRITE_EMBEDDED_SUBSCRIPTIONS,
-                        null);
+                        null,
+                        Context.RECEIVER_EXPORTED);
     }
 
     @Override