Update swaggerRequestValidatorVersion to v2.28.0 (#234)
Update swaggerRequestValidatorVersion to v2.28.0 (#234)

Co-authored-by: Renovate Bot <c71e7261d37a4f6ae4cfb0cbd79081310a237e67@renovateapp.com>
RailwayStations/RSAPI,RailwayStations/RSAPI,RailwayStations/RSAPI