fix(deps): update dependency @tinymce/tinymce-react to v6 (#2536)

* fix(deps): update dependency @tinymce/tinymce-react to v6

* refactor: validating typing of tinymce-react usage (no runtime changes)

---------

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Braden MacDonald <[email protected]>

Author: renovate[bot]

package-lock.json

@@ -65,7 +65,7 @@
     "@redux-devtools/extension": "^3.3.0",
     "@reduxjs/toolkit": "1.9.7",
     "@tanstack/react-query": "5.90.2",
-    "@tinymce/tinymce-react": "^3.14.0",
+    "@tinymce/tinymce-react": "^6.0.0",
     "classnames": "2.5.1",
     "codemirror": "^6.0.0",
     "email-validator": "2.0.4",

package.json

@@ -1,7 +1,6 @@
 import React from 'react';
 import PropTypes from 'prop-types';
 
-import { injectIntl } from '@edx/frontend-platform/i18n';
 import * as tinyMCEKeys from '../../data/constants/tinyMCE';
 import ImageSettingsModal from './ImageSettingsModal';
 import SelectImageModal from './SelectImageModal';
@@ -204,4 +203,4 @@ ImageUploadModal.propTypes = {
 };
 
 export const ImageUploadModalInternal = ImageUploadModal; // For testing only
-export default injectIntl(ImageUploadModal);
+export default ImageUploadModal;