Hide the SEND_EMBMS_INTENTS permission

Bug: 64340162
Change-Id: Ia9370c0e80bb3a99df5008febc994846204272c1
diff --git a/core/res/AndroidManifest.xml b/core/res/AndroidManifest.xml
index d175422..b9603f3 100644
--- a/core/res/AndroidManifest.xml
+++ b/core/res/AndroidManifest.xml
@@ -1699,7 +1699,8 @@
     <permission android:name="android.permission.RECEIVE_STK_COMMANDS"
         android:protectionLevel="signature|privileged" />
 
-    <!-- Allows an application to send EMBMS download intents to apps-->
+      <!-- Allows an application to send EMBMS download intents to apps
+           @hide -->
     <permission android:name="android.permission.SEND_EMBMS_INTENTS"
         android:protectionLevel="signature|privileged" />