Allow empty string parameter

Author: bierdok

package.json

@@ -1,7 +1,7 @@
 {
   "name": "talkops",
   "description": "TalkOps SDK",
-  "version": "2.13.0",
+  "version": "2.13.1",
   "author": "bierdok",
   "license": "MIT",
   "main": "index.mjs",

parameter.js

@@ -69,8 +69,8 @@ export default class Parameter {
    * @returns {Parameter} The updated parameter instance.
    */
   setDefaultValue(defaultValue) {
-    if (typeof defaultValue !== 'string' || defaultValue.trim() === '') {
-      throw new Error('defaultValue must be a non-empty string.')
+    if (typeof defaultValue !== 'string') {
+      throw new Error('defaultValue must be a string.')
     }
     this.#defaultValue = defaultValue
     return this