Update the network unavailable message when selection fails

Add a call to updateNetworkSelection in NotificationMgr when
NetworkSettings is notified that the manual network selection failed.

Bug: 25453688
Change-Id: I901218b31a767e4aeb2afeabae796b615e3c9050
diff --git a/src/com/android/phone/NotificationMgr.java b/src/com/android/phone/NotificationMgr.java
index f32d8d5..0a583a0 100644
--- a/src/com/android/phone/NotificationMgr.java
+++ b/src/com/android/phone/NotificationMgr.java
@@ -590,10 +590,8 @@
 
                 if (serviceState == ServiceState.STATE_OUT_OF_SERVICE
                         && !TextUtils.isEmpty(networkSelection)) {
-                    if (!mSelectedUnavailableNotify) {
-                        showNetworkSelection(networkSelection);
-                        mSelectedUnavailableNotify = true;
-                    }
+                    showNetworkSelection(networkSelection);
+                    mSelectedUnavailableNotify = true;
                 } else {
                     if (mSelectedUnavailableNotify) {
                         cancelNetworkSelection();