am 278b9071: Rename keyboard theme Quantum to Material

<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">

    <!-- For keyboard color scheme option dialog. -->

    <string-array name="keyboard_theme_names" translatable="false">

        <!-- TODO: Make this item as translatable string resource. -->

        <item>Material</item>

        <item>@string/keyboard_color_scheme_white</item>

        <item>@string/keyboard_color_scheme_blue</item>

        <!-- TODO: Make this item as translatable string resource. -->

        <item>Quantum</item>

    </string-array>

    <!-- An element must be a keyboard theme id of {@link KeyboardTheme#THEME_ID_*}. -->

    <string-array name="keyboard_theme_ids" translatable="false">

        <item>3</item>

        <item>2</item>

        <item>0</item>

        <item>3</item>

    </string-array>

</resources>