chore: update type avatar (#2689)

types/avatar.d.ts

@@ -2,50 +2,53 @@
 // Definitions by: akki-jat <https://github.com/akki-jat>
 // Definitions: https://github.com/vueComponent/ant-design-vue/types
 
+import { VNodeChild } from 'vue';
 import { AntdComponent } from './component';
 
 export declare class Avatar extends AntdComponent {
+  $props: {
     /**
      * the Icon type for an icon avatar, see Icon Component
      * @type any (VNode | slot)
      */
-  icon: any;
+    icon?: VNodeChild | JSX.Element;
 
     /**
      * the shape of avatar
      * @default 'circle'
      * @type string
      */
-  shape: 'circle' | 'square';
+    shape?: 'circle' | 'square';
 
     /**
      * the size of the avatar
      * @default 'default'
      * @type number | string
      */
-  size: 'small' | 'large' | 'default' | number;
+    size?: 'small' | 'large' | 'default' | number;
 
     /**
      * the address of the image for an image avatar
      * @type string
      */
-  src: string;
+    src?: string;
 
     /**
      * a list of sources to use for different screen resolutions
      * @type string
      */
-  srcSet: string;
+    srcSet?: string;
 
     /**
      * This attribute defines the alternative text describing the image
      * @type string
      */
-  alt: string;
+    alt?: string;
 
     /**
      * handler when img load error，return false to prevent default fallback behavior
      * @type
      */
-  loadError: () => boolean;
+    loadError?: () => boolean;
+  };
 }