fix: static method defines hostname, update url link

gallery_dl/extractor/hentainexus.py

@@ -17,7 +17,6 @@ class HentainexusGalleryExtractor(GalleryExtractor):
     """Extractor for hentainexus galleries"""
     category = "hentainexus"
     root = "https://hentainexus.com"
-    hostname = "hentainexus.com"
     pattern = (r"(?i)(?:https?://)?(?:www\.)?hentainexus\.com"
                r"/(?:view|read)/(\d+)")
     example = "https://hentainexus.com/view/12345"
@@ -78,7 +77,8 @@ class HentainexusGalleryExtractor(GalleryExtractor):
 
     @staticmethod
     def _decode(data):
-        # https://hentainexus.com/static/js/reader.min.js?r=13
+        # https://hentainexus.com/static/js/reader.min.js?r=22
+        hostname = "hentainexus.com"
         primes = (2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53)
         blob = list(binascii.a2b_base64(data))
         for i in range(0, len(hostname)):