fix: display issue for quota

- DRY up `LogsTable.js` codebase
- Fix formatting in `LogsTable.js`
- Display 'free' for a 0 quota instead of empty string

web/default/src/components/LogsTable.js

@@ -319,7 +319,7 @@ const LogsTable = () => {
                 }}
                 width={1}
               >
-                额度
+                费用
               </Table.HeaderCell>
               <Table.HeaderCell
                 style={{ cursor: 'pointer' }}