修复条件判断

src/views/manager/projectinfo/treeTemplate/template/setInputTPT.vue

@@ -119,7 +119,7 @@ export default {
       this.setInputTable.splice(key, 1)
     },
     saveType () {//保存设置按钮
-      if(this.htmlData.tr == '' || this.htmlData.td == ''){
+      if(this.htmlData.tr === '' || this.htmlData.td === ''){
         this.$message({
           type: "warning",
           message: "请先选择元素"