Create a function that takes a string, removes all "special" characters (e.g. ., !, @, #, $, %, ^, &, \, *, (, )) and returns the new string. The only non-alphanumeric characters allowed are dashes -, underscores _ and spaces.
remove_special_characters("The quick brown fox!") β "The quick brown fox"
remove_special_characters("%fd76$fd(-)6GvKlO.") β "fd76fd-6GvKlO"
remove_special_characters("D0n$c sed 0di0 du1") β "D0nc sed 0di0 du1"
N/A