Add AIDL parcelable for NattKeepalivePacketData

Bug: 33530442
Test: atest FrameworksNetTests

Change-Id: I9b9a51dc5dc06c90229fb36c34c24258991c4146
diff --git a/services/net/Android.bp b/services/net/Android.bp
index d72f1cf..10a5b4d 100644
--- a/services/net/Android.bp
+++ b/services/net/Android.bp
@@ -30,6 +30,7 @@
         "java/android/net/INetworkStackConnector.aidl",
         "java/android/net/INetworkStackStatusCallback.aidl",
         "java/android/net/InitialConfigurationParcelable.aidl",
+        "java/android/net/NattKeepalivePacketDataParcelable.aidl",
         "java/android/net/PrivateDnsConfigParcel.aidl",
         "java/android/net/ProvisioningConfigurationParcelable.aidl",
         "java/android/net/TcpKeepalivePacketDataParcelable.aidl",