code: function cleanClassNames(value) {
      const classNamesArray = isString(value) ? splitString(value) : value;
      const trimmedNamesArray = trimClassNames(classNamesArray);
      const uniqueNamesArray = unique(trimmedNamesArray);
      return uniqueNamesArray;
  }
docs: Converts class name input into an array of strings with space trimmed off
  @param {string | Array<string>} value - the value to convert
  @returns {Array<string>} the split and trimmed values