DeskClock: Fix formatting in ScreensaverSettingsActivity

/*

 * Copyright (C) 2009 The Android Open Source Project

 * Copyright (C) 2023-2025 The LineageOS Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

import androidx.preference.ListPreference;

import androidx.preference.Preference;

import androidx.preference.PreferenceFragmentCompat;

import androidx.preference.SwitchPreferenceCompat;

import androidx.preference.SeekBarPreference;

import androidx.preference.SwitchPreferenceCompat;

import com.android.deskclock.R;

import com.android.deskclock.data.DataModel;