Update semi transparent status bar color to match new UX specs

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

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<selector xmlns:android="http://schemas.android.com/apk/res/android">

    <item android:color="@color/system_neutral2_900" android:alpha="0.5" />

</selector>

    <color name="Red_700">#ffc53929</color>

    <color name="Red_800">#ffb93221</color>

    <!-- Status bar color for semi transparent mode. -->

    <color name="system_bar_background_semi_transparent">#66000000</color> <!-- 40% black -->

    <color name="resize_shadow_start_color">#2a000000</color>

    <color name="resize_shadow_end_color">#00000000</color>