Update strings based on latest spec

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

    <!-- The name of this application, a theme picker. [CHAR LIMIT=50] -->

    <string name="app_name">Themes &amp; Styles</string>

    <string name="app_name">Styles &amp; wallpapers</string>

    <!-- Title of a section of the customization picker where the user can select a Theme for the

        device. [CHAR LIMIT=15] -->

    <string name="theme_title">Theme</string>

    <string name="theme_title">Style</string>

    <!-- Title of a section of the customization picker where the user can select a Clock face.

        [CHAR LIMIT=15] -->

    <!-- Label for a button that allows the user to apply the currently selected Theme.

        [CHAR LIMIT=20] -->

    <string name="apply_theme_btn">Apply Theme</string>

    <string name="apply_theme_btn">Apply</string>

    <!-- Label for a button that allows the user to apply the currently selected customization option.

        [CHAR LIMIT=20] -->

    <string name="preview_name_wallpaper">Wallpaper</string>

    <!-- Title text for previewing a font [CHAR LIMIT=30] -->

    <string name="font_card_title">Personalize your Device</string>

    <string name="font_card_title">Customize your device</string>

    <!-- Body text for previewing a font [CHAR LIMIT=160] -->

    <string name="font_card_body">My Style on every screen!\nOnce you install a theme, its design extends to every facet of the phone, from the home screen to icons, Quick Settings, etc.</string>

    <string name="font_card_body">Add your style to every screen with featured or custom designs that change your phone\'s home screen, icons and more</string>

    <!--Title for a grid option, describing the number of columns and rows, eg: 4x4 [CHAR LIMIT=10] -->

    <string name="grid_title_pattern"><xliff:g name="num_cols" example="1">%1$d</xliff:g>x<xliff:g name="num_rows" example="1">%2$d</xliff:g></string>

    <!-- Message shown when a theme has been applied successfully in the system [CHAR LIMIT=NONE] -->

    <string name="applied_theme_msg">Theme has been applied</string>

    <string name="applied_theme_msg">Style applied</string>

</resources>