Update decoders.py

Author: kokarare1212

librespot/audio/decoders.py

@@ -18,7 +18,7 @@ def get_quality(audio_format: AudioFile.Format) -> AudioQuality:
         if audio_format in [
                 AudioFile.MP3_96,
                 AudioFile.OGG_VORBIS_96,
-                audio_format == AudioFile.AAC_24_NORMAL,
+                audio_format == AudioFile.AAC_24_NORM,
         ]:
             return AudioQuality.NORMAL
         if audio_format in [