fix: 보호자 메인 화면과 상세 예약에서 예약 일정 다른 이슈 수정

mung_manager/reservations/selectors/reservations.py

@@ -123,7 +123,7 @@ def get_queryset_by_customer_and_pet_kindergarden_for_detail(
                 price=F("customer_ticket__ticket__price"),
                 usage_time=F("customer_ticket__ticket__usage_time"),
                 used_ticket_count=ExpressionWrapper(
-                    ExtractDay(F("end_at") - F("reserved_at")), output_field=IntegerField()
+                    ExtractDay(F("end_at") - F("reserved_at")) + 1, output_field=IntegerField()
                 ),
             )
             .values(