Cleaned up the flag dismiss_network_selection_notification_on_sim_disable

Cleaned up the 24Q2 flag dismiss_network_selection_notification_on_sim_disable

Test: atest TeleServiceTests
Test: Basic telephony functionality tests
Bug: 310594186
Flag: EXEMPT flag cleanup
Change-Id: I02b76a98d587d2cccdd1d12804406e0bd7cd987c
diff --git a/src/com/android/phone/NotificationMgr.java b/src/com/android/phone/NotificationMgr.java
index 1139850..4fe2d24 100644
--- a/src/com/android/phone/NotificationMgr.java
+++ b/src/com/android/phone/NotificationMgr.java
@@ -843,11 +843,6 @@
      * @param subId The subscription ID
      */
     void updateNetworkSelection(int serviceState, int subId) {
-        if (!mFeatureFlags.dismissNetworkSelectionNotificationOnSimDisable()) {
-            updateNetworkSelectionForFeatureDisabled(serviceState, subId);
-            return;
-        }
-
         // for dismissNetworkSelectionNotificationOnSimDisable feature enabled.
         int phoneId = SubscriptionManager.getPhoneId(subId);
         Phone phone = SubscriptionManager.isValidPhoneId(phoneId) ?
diff --git a/src/com/android/phone/PhoneGlobals.java b/src/com/android/phone/PhoneGlobals.java
index 26fe0f2..b40ecea 100644
--- a/src/com/android/phone/PhoneGlobals.java
+++ b/src/com/android/phone/PhoneGlobals.java
@@ -1341,8 +1341,6 @@
         pw.increaseIndent();
         pw.println("FeatureFlags:");
         pw.increaseIndent();
-        pw.println("dismissNetworkSelectionNotificationOnSimDisable="
-                + mFeatureFlags.dismissNetworkSelectionNotificationOnSimDisable());
         pw.decreaseIndent();
         pw.println("mCurrentRoamingNotification=" + mCurrentRoamingNotification);
         pw.println("mDefaultDataSubId=" + mDefaultDataSubId);