fix: 修复付款金额验证逻辑，调整可付款余额计算

yuan

2026-09-22 8b2d472c84386dcd8d1726c5f6edee00f3d5867c

 src/views/customerService/feedbackRegistration/index.vue

@@ -259,12 +259,12 @@
      prop: "proDesc",
      width: 300,
    },
    {
      label: "关联部门",
      prop: "deptName",
      width: 200,
      align: "center",
    },
    // {
    //   label: "关联部门",
    //   prop: "deptName",
    //   width: 200,
    //   align: "center",
    // },
    {
      dataType: "action",
      label: "操作",