update extractor test results

gallery_dl/extractor/exhentai.py

@@ -122,7 +122,7 @@ class ExhentaiGalleryExtractor(ExhentaiExtractor):
                 "date": "dt:2018-03-18 20:15:00",
                 "eh_category": "Non-H",
                 "expunged": False,
-                "favorites": "18",
+                "favorites": "19",
                 "filecount": "4",
                 "filesize": 1488978,
                 "gid": 1200119,

gallery_dl/extractor/foolfuuka.py

@@ -122,7 +122,7 @@ class FoolfuukaThreadExtractor(FoolfuukaExtractor):
             "url": "d309713d2f838797096b3e9cb44fe514a9c9d07a",
         }),
         ("https://desuarchive.org/a/thread/159542679/", {
-            "url": "3ae1473f6916ac831efe5cc4d4e7d3298ce79406",
+            "url": "2bddbe03b01b4630337f6916f6df36d1d443b7b8",
         }),
         ("https://boards.fireden.net/sci/thread/11264294/", {
             "url": "61cab625c95584a12a30049d054931d64f8d20aa",
@@ -131,10 +131,10 @@ class FoolfuukaThreadExtractor(FoolfuukaExtractor):
             "url": "bbe6f82944a45e359f5c8daf53f565913dc13e4f",
         }),
         ("https://rbt.asia/g/thread/61487650/", {
-            "url": "61896d9d9a2edb556b619000a308a984307b6d30",
+            "url": "b4692707cddb4ad1c9ba1cde77c4703025cb86e5",
         }),
         ("https://archive.rebeccablacktech.com/g/thread/61487650/", {
-            "url": "61896d9d9a2edb556b619000a308a984307b6d30",
+            "url": "b4692707cddb4ad1c9ba1cde77c4703025cb86e5",
         }),
         ("https://thebarchive.com/b/thread/739772332/", {
             "url": "e8b18001307d130d67db31740ce57c8561b5d80c",

gallery_dl/extractor/xvideos.py

@@ -32,8 +32,8 @@ class XvideosGalleryExtractor(XvideosBase, GalleryExtractor):
     test = (
         ("https://www.xvideos.com/profiles/pervertedcouple/photos/751031", {
             "count": 8,
-            "pattern": r"https://profile-pics-l3\.xvideos-cdn\.com"
+            "pattern": r"https://profile-pics-cdn\d+\.xvideos-cdn\.com"
-                       r"/[0-9a-f]{40}-\d+/videos/profiles/galleries/84/ca/37"
+                       r"/[^/]+\,\d+/videos/profiles/galleries/84/ca/37"
                        r"/pervertedcouple/gal751031/pic_\d+_big\.jpg",
             "keyword": {
                 "gallery": {