Merge pull request #2880 from GomesCamila/patch-2

Update type on html function callback parameter docs

src/modules/html.js

@@ -968,7 +968,7 @@ import { globalObject } from "../libs/globalObject.js";
    * @function
    * @param {HTMLElement|string} source The source HTMLElement or a string containing HTML.
    * @param {Object} [options] Collection of settings
-   * @param {string} [options.callback] The mandatory callback-function gets as first parameter the current jsPDF instance
+   * @param {function} [options.callback] The mandatory callback-function gets as first parameter the current jsPDF instance
    *
    * @example
    * var doc = new jsPDF();