Add dollar sign to clean up list

[jdsampayo]

It ain't much, but it's honest work...

Before:

[download] Downloading playlist: de$ mondo, Natalie Major - I Want It That Way - Acoustic Lyrics
[youtube:search] query "de$ mondo, Natalie Major - I Want It That Way - Acoustic Lyrics": Downloading page 1
[youtube:search] playlist de$ mondo, Natalie Major - I Want It That Way - Acoustic Lyrics: Downloading 0 videos
[download] Finished downloading playlist: de$ mondo, Natalie Major - I Want It That Way - Acoustic Lyrics
Traceback (most recent call last):
  File "/home/jorge/.local/lib/python3.8/site-packages/mutagen/_util.py", line 251, in _openfile
    fileobj = open(filename, "rb+" if writable else "rb")
FileNotFoundError: [Errno 2] No such file or directory: '/home/jorge/cafe/Café, Libros./de$ mondo, Natalie Major - I Want It That Way - Acoustic.mp3'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/bin/spotify_dl", line 33, in <module>
    sys.exit(load_entry_point('spotify-dl==7.5.0', 'console_scripts', 'spotify_dl')())
  File "/home/jorge/.local/lib/python3.8/site-packages/spotify_dl/spotify_dl.py", line 84, in spotify_dl
    download_songs(songs, save_path, args.format_str, args.skip_mp3)
  File "/home/jorge/.local/lib/python3.8/site-packages/spotify_dl/youtube.py", line 52, in download_songs
    song_file = MP3(path.join(download_directory, f"{song.get('artist')} - {song.get('name')}.mp3"),
  File "/home/jorge/.local/lib/python3.8/site-packages/mutagen/_file.py", line 48, in __init__
    self.load(*args, **kwargs)
  File "/home/jorge/.local/lib/python3.8/site-packages/mutagen/_util.py", line 154, in wrapper
    with _openfile(self, filething, filename, fileobj,
  File "/usr/lib/python3.8/contextlib.py", line 113, in __enter__
    return next(self.gen)
  File "/home/jorge/.local/lib/python3.8/site-packages/mutagen/_util.py", line 272, in _openfile
    raise MutagenError(e)
mutagen.MutagenError: [Errno 2] No such file or directory: '/home/jorge/cafe/Café, Libros./de$ mondo, Natalie Major - I Want It That Way - Acoustic.mp3

After:

[download] Downloading playlist: de$ mondo, Natalie Major - I Want It That Way - Acoustic Lyrics
[youtube:search] query "de$ mondo, Natalie Major - I Want It That Way - Acoustic Lyrics": Downloading page 1
[youtube:search] playlist de$ mondo, Natalie Major - I Want It That Way - Acoustic Lyrics: Downloading 1 videos
[download] Downloading video 1 of 1
[youtube] 1CSYywMR9X0: Downloading webpage
[youtube] Downloading just video 1CSYywMR9X0 because of --no-playlist
[download] Destination: /home/jorge/cafe/Café, Libros./de$ mondo, Natalie Major - I Want It That Way - Acoustic.webm
[download] 100% of 3.78MiB in 00:07
[ffmpeg] Destination: /home/jorge/cafe/Café, Libros./de$ mondo, Natalie Major - I Want It That Way - Acoustic.mp3

[SathyaBhat]

Thank you for your contribution!