Fix TypeError on browser due to FormData

[JSH32]

Fixes #1000 and related to form-data/form-data#441

This replaces import FormData from 'form-data'; with import * as FormData from 'form-data';.
This removes the need for esModuleInterop and fixes a TypeError that happens on browsers shown below.

TypeError: form_data_1.default is not a constructor
    at getFormData (request.js?7d33:143:1)
    at eval (request.js?7d33:307:1)
    at step (request.js?7d33:44:1)
    at Object.eval [as next] (request.js?7d33:25:46)
    at eval (request.js?7d33:19:1)
    at new Promise (<anonymous>)
    at __awaiter (request.js?7d33:15:1)
    at eval (request.js?7d33:300:93)
    at eval (CancelablePromise.js?900e:80:1)
    at new Promise (<anonymous>)
    at new CancelablePromise (CancelablePromise.js?900e:46:1)
    at request (request.js?7d33:300:1)
    at AxiosHttpRequest.request (AxiosHttpRequest.js?b065:33:1)
    at FileService.upload (FileService.js?c60f:20:1)
    at eval (index.tsx?1953:75:33)
    at HTMLUnknownElement.callCallback (react-dom.development.js?ac89:4161:1)
    at Object.invokeGuardedCallbackDev (react-dom.development.js?ac89:4210:1)
    at invokeGuardedCallback (react-dom.development.js?ac89:4274:1)
    at invokeGuardedCallbackAndCatchFirstError (react-dom.development.js?ac89:4288:1)
    at executeDispatch (react-dom.development.js?ac89:9038:1)
    at processDispatchQueueItemsInOrder (react-dom.development.js?ac89:9070:1)
    at processDispatchQueue (react-dom.development.js?ac89:9083:1)
    at dispatchEventsForPlugins (react-dom.development.js?ac89:9094:1)
    at eval (react-dom.development.js?ac89:9285:1)
    at batchedUpdates$1 (react-dom.development.js?ac89:26096:1)
    at batchedUpdates (react-dom.development.js?ac89:3988:1)
    at dispatchEventForPluginEventSystem (react-dom.development.js?ac89:9284:1)
    at dispatchEventWithEnableCapturePhaseSelectiveHydrationWithoutDiscreteEventReplay (react-dom.development.js?ac89:6462:1)
    at dispatchEvent (react-dom.development.js?ac89:6454:1)
    at dispatchDiscreteEvent (react-dom.development.js?ac89:6427:1)