feat：修改手机号获取方式

pages/user/user.wxml

@@ -17,9 +17,9 @@
     <view class="item">
       <text>手机号</text>
       <view class="ir">
-        <!-- <input bindblur="save" data-type="2" bindinput="changPhone" value="{{mobile}}" class="ipname"  wx:if="{{mobile}}"></input> -->
-        <button style="background:transparent;padding:0;" wx:if="{{mobile}}"  open-type="getPhoneNumber" bindgetphonenumber="getPhoneNumber" >  
-          <input disabled="{{true}}" data-type="2" bindinput="changPhone" value="{{mobile}}" class="ipname"  ></input>
+        <input disabled="{{true}}"  bindblur="save" data-type="2" bindinput="changPhone" value="{{mobile}}" class="ipname"  wx:if="{{mobile}}"></input>
+        <button style="background:transparent;padding:0;" wx:if="{{!mobile}}"  open-type="getPhoneNumber" bindgetphonenumber="getPhoneNumber" >  
+          <!-- <input disabled="{{true}}" data-type="2" bindinput="changPhone" value="{{mobile}}" class="ipname"  ></input> -->
         </button>