Fix typo in condition.

aidge_core/export_utils/scheduler_export.py

@@ -118,7 +118,7 @@ def scheduler_export(scheduler, export_folder_path: str, export_lib: ExportLib =
             outputs_size=outputs_size
         )
 
-        if export_lib is None:
+        if export_lib is not None:
             # Copy all static files in the export
             for source, destination in export_lib.static_files.items():
                 copy_file(source, str(export_folder / destination))