Chat: Update inputFieldText option & default values annotation

Author: Ruslan Farkhutdinov

packages/devextreme/js/ui/chat.d.ts

@@ -436,10 +436,10 @@ export interface dxChatOptions extends WidgetOptions<dxChat> {
     alerts?: Array<Alert>;
     /**
      * @docid
-     * @default null
+     * @default undefined
      * @public
      */
-    messageBoxValue?: string;
+    inputFieldText?: string;
     /**
      * @docid
      * @default null
@@ -485,7 +485,7 @@ export interface dxChatOptions extends WidgetOptions<dxChat> {
     showMessageTimestamp?: boolean;
     /**
      * @docid
-     * @default null
+     * @default undefined
      * @type dxSpeechToTextOptions
      * @public
      */

packages/devextreme/ts/dx.all.d.ts

@@ -11415,9 +11415,9 @@ declare module DevExpress.ui {
      */
     alerts?: Array<DevExpress.ui.dxChat.Alert>;
     /**
-     * [descr:dxChatOptions.messageBoxValue]
+     * [descr:dxChatOptions.inputFieldText]
      */
-    messageBoxValue?: string;
+    inputFieldText?: string;
     /**
      * [descr:dxChatOptions.messageTemplate]
      */