Make sample URL non-translatable

    <string name="add_calendar_title">Title &amp; Color</string>

    <string name="add_calendar_title_hint">Calendar name</string>

    <string name="add_calendar_url_text">Enter a Webcal address:</string>

    <string name="add_calendar_url_sample">https://example.com/webcal.ics</string>

    <string name="add_calendar_url_sample" translatable="false">https://example.com/webcal.ics</string>

    <string name="add_calendar_pick_file_text">Alternatively, select a file from local storage.</string>

    <string name="add_calendar_pick_file">Pick file</string>

    <string name="add_calendar_user_name">User name</string>