[Pie] Update dark mode colors

<?xml version="1.0" encoding="utf-8"?>

<!--

     Copyright (C) 2018 The LineageOS Project

     Copyright (C) 2021 ECORP

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

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

    <!-- Default /e/ themes color for dark theme

         These colors are the ones which will be overridden by RRO packages to change the theme across the device.

     -->

    <color name="color_default_primary">#4D4D4D</color>

    <color name="color_default_primary_dark">#4D4D4D</color>

    <color name="color_default_accent">@color/color_default_blue1</color>

    <color name="color_default_primary_text">#CCFFFFFF</color>

    <color name="color_default_secondary_text">#8CFFFFFF</color>

    <color name="color_default_background">#333333</color>

    <color name="color_default_foreground">#666666</color>

    <color name="color_default_primary">#272727</color>

    <color name="color_default_primary_dark">#272727</color>

    <color name="color_default_accent">#5DB2FF</color>

    <color name="color_default_primary_text">#FFFFFFFF</color>

    <color name="color_default_secondary_text">#F2F2F2FF</color>

    <color name="color_default_background">#121212</color>

    <color name="color_default_foreground">#1E1E1E</color>

    <color name="color_default_selector">#394456</color>

    <color name="color_default_divider">#828586</color>

    <color name="color_default_divider">#696B6C</color>

</resources>