update图标ui

src/components/ui-components/app-mob-icon/app-mob-icon.vue

 <template>
     <div class="app-mob-icon">
-        <ion-icon :name="name" :size="size" :slot="Position" @click.stop="onClick" ></ion-icon>
+        <ion-icon :name="name" :size="size" :slot="position" @click.stop="onClick" ></ion-icon>
     </div>
 </template>