wifi: Handle wifi ap initial state before register intent

The intent WIFI_AP_STATE_CHANGED_ACTION is not sticky intent after
SC-V2, query wifi ap state and run intent handling after registering intent.

Bug: 231214355
Test: make RunSettingsRoboTests ROBOTEST_FILTER=Hotspot
Test: make RunSettingsRoboTests ROBOTEST_FILTER=Tether
Test: Manual test, the state shows correctly even if resume hotspot settings page from recent app.
Change-Id: Iab6b2b8628d725b003d5e5c4086420a329611745

src/com/android/settings/homepage/contextualcards/conditional/HotspotConditionController.java

@@ -106,6 +106,9 @@ public class HotspotConditionController implements ConditionalCardController {
     @Override
     public void startMonitoringStateChange() {
         mAppContext.registerReceiver(mReceiver, WIFI_AP_STATE_FILTER);
+        // The intent WIFI_AP_STATE_CHANGED_ACTION is not sticky intent anymore after SC-V2
+        // Handle the initial state after register the receiver.
+        mConditionManager.onConditionChanged();
     }
 
     @Override