[WikiArt] support for getting just one image

[cinnamon-bun]

Getting a single image's URL, like

https://www.wikiart.org/en/frantisek-kupka/piano-keys-lake-1905

will download all paintings by the same artist.

There isn't an extractor for a single image, just these:

WikiartArtistExtractor
Extractor for an artist's paintings on wikiart.org
Category: wikiart - Subcategory: artist
Example : https://www.wikiart.org/en/thomas-cole

WikiartArtistsExtractor
Extractor for artist collections on wikiart.org
Category: wikiart - Subcategory: artists
Example : https://www.wikiart.org/en/artists-by-century/12

WikiartArtworksExtractor
Extractor for artwork collections on wikiart.org
Category: wikiart - Subcategory: artworks
Example : https://www.wikiart.org/en/paintings-by-media/grisaille

[cinnamon-bun]

Thanks! 🌟