Update state when disabling and enabing develop option

When not support a2dp offload, the a2dp offload preference is shown in grey, but a2dp offload preference will be set enabled when enabing develop option

Bug:295109808
Test: manual
Change-Id: I7e1d073ff9ef6b68b5f1d9faa1dac459a70d7afc

src/com/android/settings/development/BluetoothA2dpHwOffloadPreferenceController.java

@@ -74,6 +74,12 @@ public class BluetoothA2dpHwOffloadPreferenceController extends DeveloperOptions
         }
     }
 
+    @Override
+    protected void onDeveloperOptionsSwitchEnabled() {
+        super.onDeveloperOptionsSwitchEnabled();
+        updateState(mPreference);
+    }
+
     @Override
     protected void onDeveloperOptionsSwitchDisabled() {
         super.onDeveloperOptionsSwitchDisabled();