message: Update FormDataExtended for 0.8.8
diff: * Support for defined data types and type conversion
  * Support for TinyMCE editors
  * Support for editable HTML elements
  - *
  */
  declare class FormDataExtended extends FormData {
  /**
  * @param form - The form being processed
  - * @param editors - An array of TinyMCE editor instances which are present in this form
  + * @param editors - A record of TinyMCE editor metadata objects, indexed by their update key
  + * (default: `{}`)
  * @param dtypes - A mapping of data types for form fields
  + * (default: `{}`)
  */
  constructor(
  form: HTMLFormElement,
  @@ -25,13 +26,13 @@ declare class FormDataExtended extends FormData {
  * A mapping of data types requested for each form field
  * @defaultValue `{}`
  */
  - dtypes: Record<string, string>;
  + dtypes: Partial<Record<string, string>>;
  /**
  * A record of TinyMCE editors which are linked to this form
  - * @defaultValue `[]`
  + * @defaultValue `{}`
  */
  - editors: FormDataExtended.EditorTuple[];
  + editors: Partial<Record<string, FormApplication.FormApplicationEditor>>;
  /**
  * Process the HTML form element to populate the FormData instance.
  @@ -44,7 +45,3 @@ declare class FormDataExtended extends FormData {
  */
  toObject(): Record<string, unknown>;
  }
  -
  -declare namespace FormDataExtended {
  - type EditorTuple = [string, Editor];
  -}
  