pub fn decode_string(data: impl AsRef<str>) -> Result<Vec<u8>, BadCodepoint>
Decodes the bytes of a wynntils private area encoded string
This function does not check whether or not the encoded data is valid
https://github.com/Wynntils/Wynntils/blob/main/common/src/main/java/com/wynntils/utils/EncodedByteBuffer.java#L33