Expose CONNECTIVITY_ACTION to Instant Apps

Test: Broadcast is visible to Instant Apps
Bug: 69421898
Change-Id: I8435e7723cf7a722668b97ff087d1f4453d3e7b7
diff --git a/services/core/java/com/android/server/ConnectivityService.java b/services/core/java/com/android/server/ConnectivityService.java
index 79297aa..30d31b8 100644
--- a/services/core/java/com/android/server/ConnectivityService.java
+++ b/services/core/java/com/android/server/ConnectivityService.java
@@ -1705,6 +1705,7 @@
                             ni != null ? ni.getState().toString() : "?");
                 } catch (RemoteException e) {
                 }
+                intent.addFlags(Intent.FLAG_RECEIVER_VISIBLE_TO_INSTANT_APPS);
             }
             try {
                 mContext.sendStickyBroadcastAsUser(intent, UserHandle.ALL, options);