[ie/difm] Add new extractor (#12520)

Add complete show and individual episode extractor

Closes #12520
Authored by: Subrat Lima

yt_dlp/extractor/_extractors.py

@@ -504,6 +504,10 @@ from .deuxm import (
 )
 from .dfb import DFBIE
 from .dhm import DHMIE
+from .difm import (
+    DIFMShowEpisodeIE,
+    DIFMShowIE,
+)
 from .digitalconcerthall import DigitalConcertHallIE
 from .digiteka import DigitekaIE
 from .digiview import DigiviewIE