docs(spelling): Add codespell config + github action, run and fix a good number of typos (#3645)

platform/core/src/utils/progressTrackingUtils.js

@@ -114,7 +114,7 @@ function finish(task) {
 /**
  * Generate a summarized snapshot of the current status of the given task List
  * @param {Object} list The List instance to be scanned
- * @returns {Object} An obeject representing the summarized status of the list
+ * @returns {Object} An object representing the summarized status of the list
  */
 function getOverallProgress(list) {
   const status = createStatus();
@@ -223,7 +223,7 @@ function getTaskByName(list, name) {
  * @param {Object} list The List instance to which the observer will be appended
  * @param {Function} observer The observer (function) that will be executed
  *  every time a change happens within the list
- * @returns {boolean} Returns true on success and false otherewise
+ * @returns {boolean} Returns true on success and false otherwise
  */
 function addObserver(list, observer) {
   if (isList(list) && Array.isArray(list.observers) && typeof observer === 'function') {
@@ -237,7 +237,7 @@ function addObserver(list, observer) {
  * Removes an observer (callback function) from a given List instance
  * @param {Object} list The instance List from which the observer will removed
  * @param {Function} observer The observer function to be removed
- * @returns {boolean} Returns true on success and false otherewise
+ * @returns {boolean} Returns true on success and false otherwise
  */
 function removeObserver(list, observer) {
   if (isList(list) && Array.isArray(list.observers) && list.observers.length > 0) {