Create and upload a universal export when using the support request link

Summary: Design doc: https://docs.google.com/document/d/1HLCFl46RfqG0o1mSt8SWrwf_HMfOCRg_oENioc1rkvQ/edit#

Reviewed By: passy

Differential Revision: D40586468

fbshipit-source-id: 4d6a8706c7d1cad1951bda701c51f0998c985628

desktop/flipper-ui-core/src/fb-stubs/openSupportRequestForm.tsx

@@ -12,11 +12,12 @@ import {State} from '../reducers';
 export type SupportRequestDetails = {
   title?: string;
   whatAlreadyTried?: string;
+  everythingEverywhereAllAtOnceExportDownloadURL?: string;
 };
 
 export default function openSupportRequestForm(
   _state: State,
   _details?: SupportRequestDetails,
-): void {
+): Promise<void> {
   throw new Error('Not implemented!');
 }