【bugfix】：修复滑块验证码无任何滑动直接点击验证时，x坐标空，导致后端NPE的问题

Signed-off-by: 柯杨 <key5230@163.com>
(cherry picked from commit 8bb9dec328)

src/components/Verifition/src/Verify/VerifySlide.vue

@@ -279,7 +279,7 @@ const end = () => {
   endMovetime.value = +new Date()
   //判断是否重合
   if (status.value && isEnd.value == false) {
-    var moveLeftDistance = parseInt((moveBlockLeft.value || '').replace('px', ''))
+    var moveLeftDistance = parseInt((moveBlockLeft.value || '0').replace('px', ''))
     moveLeftDistance = (moveLeftDistance * 310) / parseInt(setSize.imgWidth)
     let data = {
       captchaType: captchaType.value,