Merge "Refine wallpaper search keywords" into sc-dev

    <string name="keywords_bluetooth_settings">connected, device, headphones, headset, speaker, wireless, pair, earbuds, music, media </string>

    <!-- List of synonyms for the Wallpaper picker setting, used to match in settings search [CHAR LIMIT=NONE] -->

    <string name="keywords_wallpaper">background, screen, lockscreen, theme</string>

    <string name="keywords_wallpaper">background, theme, grid, customize, personalize</string>

    <!-- List of synonyms for the Styles picker setting, used to match in settings search [CHAR LIMIT=NONE] -->

    <string name="keywords_styles">icon shape, accent color, font</string>

    <string name="keywords_styles">icon, accent, color</string>

    <!-- List of synonyms for the Default Assist and Voice input setting, used to match in settings search [CHAR LIMIT=NONE] -->

    <string name="keywords_assist_input">default, assistant</string>