wip(switch): add disabled style

pages/component/switch/switch.uvue

@@ -7,6 +7,11 @@
         <switch @change="switch2Change" />
         <!-- <text class="switch-checked-value">{{clickCheckedValue}}</text> -->
       </view>
+      <view class="uni-title">禁用样式</view>
+      <view class="flex-row">
+        <switch class="switch-checked" :checked="checked" :disabled="true" />
+        <switch :disabled="true" />
+      </view>
       <view class="uni-title">不同颜色和尺寸的switch</view>
       <view class="flex-row">
         <switch class="switch-color-checked" :color="color" style="transform:scale(0.7)" :checked="true" />