[eporner] include 'www' subdomain in 'root' domain (#9064)

prevents redirect on initial request

gallery_dl/extractor/eporner.py

@@ -13,7 +13,7 @@ from .. import text
 class EpornerGalleryExtractor(GalleryExtractor):
     """Extractor for image galleries from eporner.com"""
     category = "eporner"
-    root = "https://eporner.com"
+    root = "https://www.eporner.com"
     pattern = (r"(?:https?://)?(?:www\.)?eporner\.com"
                r"/gallery/(\w+)(?:/([\w-]+))?")
     example = "https://www.eporner.com/gallery/GID/SLUG/"

test/results/eporner.py

@@ -41,4 +41,9 @@ __tests__ = (
     "#class"   : eporner.EpornerGalleryExtractor,
 },
 
+{
+    "#url"     : "https://eporner.com/gallery/mHNhErACQFE",
+    "#class"   : eporner.EpornerGalleryExtractor,
+},
+
 )