fix(@uppy/dashboard): fix wrong option type in index.d.ts (#4788)

singleFileFullScreen->centerSingleFile

packages/@uppy/dashboard/types/index.d.ts

@@ -36,7 +36,7 @@ export interface DashboardOptions extends Options {
   animateOpenClose?: boolean
   browserBackButtonClose?: boolean
   closeAfterFinish?: boolean
-  centerSingleFile?: boolean
+  singleFileFullScreen?: boolean
   closeModalOnClickOutside?: boolean
   disableInformer?: boolean
   disablePageScrollWhenModalOpen?: boolean