replace json.loads with direct calls to JSONDecoder.decode

gallery_dl/extractor/bbc.py

@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 
-# Copyright 2021 Mike Fährmann
+# Copyright 2021-2023 Mike Fährmann
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License version 2 as
@@ -10,7 +10,6 @@
 
 from .common import GalleryExtractor, Extractor, Message
 from .. import text, util
-import json
 
 BASE_PATTERN = r"(?:https?://)?(?:www\.)?bbc\.co\.uk(/programmes/"
 
@@ -38,7 +37,7 @@ class BbcGalleryExtractor(GalleryExtractor):
     )
 
     def metadata(self, page):
-        data = json.loads(text.extr(
+        data = util.json_loads(text.extr(
             page, '<script type="application/ld+json">', '</script>'))
         return {
             "programme": self.gallery_url.split("/")[4],