chore: update eslint && lint code

src/views/components-demo/avatarUpload.vue

@@ -5,20 +5,22 @@
       {{ $t('components.imageUploadTips') }}
     </code>
 
-    <pan-thumb :image="image"/>
+    <pan-thumb :image="image" />
 
-    <el-button type="primary" icon="upload" style="position: absolute;bottom: 15px;margin-left: 40px;" @click="imagecropperShow=true">Change Avatar
+    <el-button type="primary" icon="upload" style="position: absolute;bottom: 15px;margin-left: 40px;" @click="imagecropperShow=true">
+      Change Avatar
     </el-button>
 
     <image-cropper
       v-show="imagecropperShow"
+      :key="imagecropperKey"
       :width="300"
       :height="300"
-      :key="imagecropperKey"
       url="https://httpbin.org/post"
       lang-type="en"
       @close="close"
-      @crop-upload-success="cropSuccess"/>
+      @crop-upload-success="cropSuccess"
+    />
   </div>
 </template>