add provisional fact-checking type

Author: ScriptSmith

src/api/types.ts

@@ -179,6 +179,7 @@ export const ShortcodeMedia = t.type({
     thumbnail_src: t.union([t.undefined, t.string]),
     dimensions: Dimensions,
     gating_info: t.union([GatingInfo, t.null, t.undefined]),
+    fact_check_information: t.null,
     media_preview: t.union([t.string, t.null]),
     display_url: t.string,
     display_resources: DisplayResources,