[Catalyst] Keep activity title in sync with PreferenceFragment

Fix: 390135885
Flag: com.android.settings.flags.catalyst
Test: manual
Change-Id: I0a8edbc6fa2a13d653a85ddfe36bd551e09796f8

src/com/android/settings/widget/RadioButtonPickerFragment.java

@@ -89,7 +89,6 @@ public abstract class RadioButtonPickerFragment extends SettingsPreferenceFragme
         if (isCatalystEnabled()) {
             PreferenceScreen preferenceScreen = createPreferenceScreen();
             setPreferenceScreen(preferenceScreen);
-            updateActivityTitleWithScreenTitle(preferenceScreen);
         } else {
             super.onCreatePreferences(savedInstanceState, rootKey);
         }