update correct field for Notes - it's called note not description

app/assets/javascripts/issue.js

@@ -14,6 +14,7 @@ require('./task_list');
       if ($('a.btn-close').length) {
         this.taskList = new gl.TaskList({
           dataType: 'issue',
+          fieldName: 'description',
           selector: '.detail-page-description',
           onSuccess: (result) => {
             document.querySelector('#task_status').innerText = result.task_status;

app/assets/javascripts/merge_request.js

@@ -29,6 +29,7 @@ require('./merge_request_tabs');
       if ($("a.btn-close").length) {
         this.taskList = new gl.TaskList({
           dataType: 'merge_request',
+          fieldName: 'description',
           selector: '.detail-page-description',
           onSuccess: (result) => {
             document.querySelector('#task_status').innerText = result.task_status;

app/assets/javascripts/notes.js

@@ -53,6 +53,7 @@ require('./task_list');
       this.setupMainTargetNoteForm();
       this.taskList = new gl.TaskList({
         dataType: 'note',
+        fieldName: 'note',
         selector: '.notes'
       });
       this.collapseLongCommitList();

app/assets/javascripts/task_list.js

@@ -4,6 +4,7 @@ class TaskList {
   constructor(options = {}) {
     this.selector = options.selector;
     this.dataType = options.dataType;
+    this.fieldName = options.fieldName;
     this.onSuccess = options.onSuccess || (() => {});
     this.init();
   }
@@ -24,7 +25,7 @@ class TaskList {
     const $target = $(e.target);
     const patchData = {};
     patchData[this.dataType] = {
-      description: $target.val(),
+      [this.fieldName]: $target.val(),
     };
     return $.ajax({
       type: 'PATCH',