code: public static String hexToStr(String hexStr, Charset charset) {
  		return HexUtil.decodeHexStr(hexStr, charset);
  	}
docs: 十六进制转换字符串
  
  @param hexStr Byte字符串(Byte之间无分隔符 如:[616C6B])
  @param charset 编码 {@link Charset}
  @return 对应的字符串
  @see HexUtil#decodeHexStr(String, Charset)
  @since 4.1.11