Fix fetching double faced dual land art from ECL

[muz]

Current builds from master would throw these LOG lines and fail to fetch ECL's dual land art;

WARN  2025-12-30 11:17:44,565 Image download failed for ECL - Steam Vents, http code: 404, url: https://api.scryfall.com/cards/ecl/348b/en?format=image =>[XMAGE images downloader - 4] DownloadPicturesService$DownloadTask.run
WARN  2025-12-30 11:17:44,565 Image download failed for ECL - Steam Vents, http code: 404, url: https://api.scryfall.com/cards/ecl/348b?format=image&include_variations=true =>[XMAGE images downloader - 4] DownloadPicturesService$DownloadTask.run
INFO  2025-12-30 11:17:44,887 http request 404 Not Found https://api.scryfall.com/cards/ecl/351b?format=image&include_variations=true =>[XMAGE images downloader - 2] XmageURLConnection.printHttpResult
WARN  2025-12-30 11:17:44,889 Image download failed for ECL - Temple Garden, http code: 404, url: https://api.scryfall.com/cards/ecl/351b/en?format=image =>[XMAGE images downloader - 2] DownloadPicturesService$DownloadTask.run
WARN  2025-12-30 11:17:44,889 Image download failed for ECL - Temple Garden, http code: 404, url: https://api.scryfall.com/cards/ecl/351b?format=image&include_variations=true =>[XMAGE images downloader - 2] DownloadPicturesService$DownloadTask.run

Looks like this is another instance of needing the same treatment as prior sets with double-faced but not true flip cards.