Saving fixes to the hosted file delete function.

app/routers/hosted_file.py

@@ -458,7 +458,7 @@ async def upload_files(
             link_to_id_random = link_to_id_random,
             check_allowed_extension = check_allowed_extension,
             )
-        
+
         hosted_file_id = None
         hosted_file_dict = {}
 
@@ -858,10 +858,11 @@ async def test_upload_files(
 async def delete_hosted_file(
         hosted_file_id: str = Path(min_length=11, max_length=22),
 
-        link_to_type: str = None,
-        link_to_id: Union[int, str] = None,
+        # These are needed to identify the hosted_file_link record to be deleted
+        link_to_type: str = None, # Type of object the hosted file is linked to
+        link_to_id: Union[int, str] = None, # ID of the object the hosted file is linked to
 
-        rm_orphan: bool = False,
+        rm_orphan: bool = False, # Whether to remove orphaned files
 
         commons: Common_Route_Params = Depends(common_route_params),
         ):