Adding permission for OEM managed preferences

Adding CONTROL_OEM_PAID_NETWORK_PREFERENCE as a signature level
permission to allow an application to control OEM managed network
preferences.

Bug: 176496438
Bug: 176494815
Test: atest FrameworksNetTests
atest NetworkStackTests
atest FrameworksNetIntegrationTests
atest NetworkStackIntegrationTests
atest CtsNetTestCasesLatestSdk
Change-Id: Iee13e89f3931c7079c2d88cb57b249b1b1cf93ad

Change-Id: Id29cafe1eaf5dff8a0605cb2579204d9c77b7e70
diff --git a/framework/src/android/net/ConnectivityManager.java b/framework/src/android/net/ConnectivityManager.java
index c820a7e..811b053 100644
--- a/framework/src/android/net/ConnectivityManager.java
+++ b/framework/src/android/net/ConnectivityManager.java
@@ -5116,6 +5116,7 @@
      * @throws SecurityException if missing the appropriate permissions.
      * @throws UnsupportedOperationException if called on a non-automotive device.
      */
+    @RequiresPermission(android.Manifest.permission.CONTROL_OEM_PAID_NETWORK_PREFERENCE)
     private void setOemNetworkPreference(@NonNull final OemNetworkPreferences preference,
             @Nullable @CallbackExecutor final Executor executor,
             @Nullable final OnSetOemNetworkPreferenceListener listener) {