chore: 还原 input、textarea 的 v-model + value 测试

pages/component/input/input.uvue

@@ -255,16 +255,14 @@
             " @click="changePassword"></image>
         </view>
       </view>
-      <!-- #ifndef MP -->
       <view>
         <view class="uni-title">
           <text class="uni-title-text">同时存在 v-model 和 value</text>
         </view>
         <view class="input-wrapper">
-          <input id="both-model-value" class="uni-input" v-model="demoValue"/>
+          <input id="both-model-value" class="uni-input" v-model="demoValue" value="456" />
         </view>
       </view>
-      <!-- #endif -->
 
       <view>
         <view class="uni-title" style="flex-direction: row; align-items: center">

pages/component/textarea/textarea.uvue

@@ -138,14 +138,12 @@
       <view class="textarea-wrap">
         <textarea class="textarea-instance" :hold-keyboard="hold_keyboard" />
       </view>
-      <!-- #ifndef MP -->
       <view class="title-wrap">
         <view>同时存在 v-model 和 value</view>
       </view>
       <view class="textarea-wrap">
-        <textarea id="both-model-value" class="textarea-instance" v-model='defaultModel'></textarea>
+          <textarea id="both-model-value" class="textarea-instance" v-model='defaultModel' value='456'></textarea>
       </view>
-      <!-- #endif -->
 
       <view class="title-wrap">
         <view>设置adjust-position</view>