return the info gathered, not always an empty list

Author: fredrikt

src/pyff/parse.py

@@ -84,7 +84,7 @@ def parse(self, resource: Resource, content: str) -> Mapping[str, Any]:
         resource.expire_time = None
         resource.last_seen = utc_now().replace(microsecond=0)
 
-        return dict()
+        return info
 
 
 class XRDParser(PyffParser):