[GOG] Fix url for horizontal images for GOG downloads (#2661)

Fix url for horizontal images for GOG downloads

Author: arielj

src/backend/storeManagers/gog/library.ts

@@ -706,7 +706,7 @@ export async function gogToUnifiedInfo(
     store_url: `https://gog.com${info.url}`,
     developer: '',
     app_name: String(info.id),
-    art_cover: info.image,
+    art_cover: `https:${info.image}.jpg`,
     art_square: fallBackImage,
     cloud_save_enabled: cloudSavesEnabledGames.includes(String(info.id)),
     extra: {