return short auth url for native applications, that redirects to the correct one

...brepo/supertokenrepo/transfercoderepo/pollingCodeTmpST.go

...db/dbrepo/supertokenrepo/transfercoderepo/transfercode.go

...server/endpoints/nativeredirect/nativeredirectEndpoint.go

internal/server/oidc/authcode/authcode.go

internal/server/server/handlers.go

internal/server/server/routes/routes.go

internal/server/server/server.go