[Video] Download videos (#4886)

Co-authored-by: Samuel Newman <10959775+mozzius@users.noreply.github.com>

src/lib/routes/types.ts

@@ -50,6 +50,7 @@ export type CommonNavigatorParams = {
   StarterPackShort: {code: string}
   StarterPackWizard: undefined
   StarterPackEdit: {rkey?: string}
+  VideoDownload: undefined
 }
 
 export type BottomTabNavigatorParams = CommonNavigatorParams & {