strings.xml: Resources to post notification for network suggestions

The exact string wording will be changed after consultation with
the UI folks.

Bug: 120072329
Test: Manual verification of notification.
Change-Id: I9420b70629edee35aa928c94d3aa3a8e5e14e895
diff --git a/proto/src/system_messages.proto b/proto/src/system_messages.proto
index fba639c..1212676 100644
--- a/proto/src/system_messages.proto
+++ b/proto/src/system_messages.proto
@@ -216,6 +216,10 @@
     // Package: android
     NOTE_SOFTAP_CONFIG_CHANGED = 50;
 
+    // Notify the user that connected to app suggested network.
+    // Package: android
+    NOTE_CONNECTED_TO_NETWORK_SUGGESTION = 51;
+
     // ADD_NEW_IDS_ABOVE_THIS_LINE
     // Legacy IDs with arbitrary values appear below
     // Legacy IDs existed as stable non-conflicting constants prior to the O release