fix: func undefined check (#1542)

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packages/datasheet/src/pc/components/workspace/hooks/usePaymentReminder.tsx

@@ -61,7 +61,7 @@ export const usePaymentReminder = () => {
       return;
     }
 
-    usageWarnModal({
+    usageWarnModal?.({
       title: t(Strings.payment_reminder_modal_title),
       alertContent: t(Strings.payment_reminder_modal_content),
     });