Revert "feat(Util): resolve text parameter of splitMessage to a string (

discordjs#3212)"

This reverts commit 6e230b9.

src/util/Util.js

@@ -51,12 +51,11 @@ class Util {
 
   /**
    * Splits a string into multiple chunks at a designated character that do not exceed a specific length.
-   * @param {StringResolvable} text Content to split
+   * @param {string} text Content to split
    * @param {SplitOptions} [options] Options controlling the behavior of the split
    * @returns {string|string[]}
    */
   static splitMessage(text, { maxLength = 2000, char = '\n', prepend = '', append = '' } = {}) {
-    text = this.resolveString(text);
     if (text.length <= maxLength) return text;
     const splitText = text.split(char);
     if (splitText.some(chunk => chunk.length > maxLength)) throw new RangeError('SPLIT_MAX_LEN');