LinkedIn date-published class selector needs to be updated

[nikitaszvan]

Noticed that in LinkedIn/__ init __.py the following:

datetime_tag = (
            metadata_card.find("time", class_="job-search-card__listdate")
            if metadata_card
            else None
        )

should be changed to:

datetime_tag = (
            metadata_card.find("time", class_="job-search-card__listdate--new")
            if metadata_card
            else None
        )