[compat] Remove deprecated functions from core code

yt_dlp/extractor/commonprotocols.py

@@ -1,5 +1,6 @@
+import urllib.parse
+
 from .common import InfoExtractor
-from ..compat import compat_urlparse
 
 
 class RtmpIE(InfoExtractor):
@@ -23,7 +24,7 @@ def _real_extract(self, url):
             'formats': [{
                 'url': url,
                 'ext': 'flv',
-                'format_id': compat_urlparse.urlparse(url).scheme,
+                'format_id': urllib.parse.urlparse(url).scheme,
             }],
         }