fix: 解决抄表数，取值字段问题

src/views/centralizedMeterReading/list.vue

@@ -223,6 +223,30 @@
             minWidth: 110,
             showOverflowTooltip: true
           },
+          {
+            prop: 'currentUpNum',
+            label: '本期用量',
+            align: 'center',
+            minWidth: 110,
+            showOverflowTooltip: true,
+            formatter: (_row) => {
+              // 集抄记录未计算本期耗用量（如手动录入）时，回退取 quantity（本期用量）
+              const upNum = _row.currentUpNum;
+              const quantity =
+                _row.quantity === null || _row.quantity === undefined
+                  ? 0
+                  : _row.quantity;
+              if (
+                upNum === null ||
+                upNum === '' ||
+                upNum === undefined ||
+                Number(upNum) === 0
+              ) {
+                return quantity;
+              }
+              return upNum;
+            }
+          },
           {
             prop: 'unit',
             label: '单位',