Add new ACTION_WIFI_DETAILS_SETTINGS to Settings

- Need to export the interface to Quick Settings to launch Wi-Fi Network
details settings.

- Rename WifiNetworkDetailsFragment.class

Bug: 191475923
Test: manual test with the topic CLs.
make RunSettingsRoboTests
atest -c SettingsUnitTests:com.android.settings.wifi \
         SettingsUnitTests:com.android.settings.network

Change-Id: Id2fd8c9b3b113ffbb49168305b05c67392fa4d87

src/com/android/settings/wifi/details2/WifiDetailPreferenceController2.java

@@ -76,6 +76,7 @@ import com.android.settings.widget.EntityHeaderController;
 import com.android.settings.wifi.WifiDialog2;
 import com.android.settings.wifi.WifiDialog2.WifiDialog2Listener;
 import com.android.settings.wifi.WifiUtils;
+import com.android.settings.wifi.details.WifiNetworkDetailsFragment;
 import com.android.settings.wifi.dpp.WifiDppUtils;
 import com.android.settingslib.core.AbstractPreferenceController;
 import com.android.settingslib.core.instrumentation.MetricsFeatureProvider;
@@ -1099,7 +1100,7 @@ public class WifiDetailPreferenceController2 extends AbstractPreferenceControlle
         refreshPage();
 
         // Refresh the Preferences in fragment.
-        ((WifiNetworkDetailsFragment2) mFragment).refreshPreferences();
+        ((WifiNetworkDetailsFragment) mFragment).refreshPreferences();
     }
 
     /**