fix(protocol-designer): do not navigate on FilePage form submit
fix(protocol-designer): do not navigate on FilePage form submit

- do not navigate on FilePage form submit (it made the page reload!)
OpenTrons/opentrons-api,Opentrons/labware,OpenTrons/opentrons-api,OpenTrons/opentrons-api,OpenTrons/opentrons-api,OpenTrons/opentrons_sdk,OpenTrons/opentrons-api