Fixed type and removed excess JSDoc parameter

Author: gooddaytoday

src/util/waitForElement.js

@@ -1,7 +1,6 @@
 /**
  * Waits until Element will appear
- * @param {HTMLElement} elSelector Selector to locate Element
- * @param {number} timeout Maximum timeout after which Error will be thrown
+ * @param {string} elSelector Selector to locate Element
  * @param {() => void} callback Callback to be called after Element appearance
  */
 export default function waitForElement(elSelector, callback) {