[ie/archiveorg] Fix format URL encoding (#9279)

Closes #9173
Authored by: bashonly

yt_dlp/extractor/archiveorg.py

@@ -300,7 +300,7 @@ def _real_extract(self, url):
             is_logged_in = bool(self._get_cookies('https://archive.org').get('logged-in-sig'))
             if extension in KNOWN_EXTENSIONS and (not f.get('private') or is_logged_in):
                 entry['formats'].append({
-                    'url': 'https://archive.org/download/' + identifier + '/' + f['name'],
+                    'url': 'https://archive.org/download/' + identifier + '/' + urllib.parse.quote(f['name']),
                     'format': f.get('format'),
                     'width': int_or_none(f.get('width')),
                     'height': int_or_none(f.get('height')),