fix

Signed-off-by: Alexandros Koumparoulis <akoumparouli@nvidia.com>

Author: akoumpa

examples/automodel/pretrain/wan2_1_t2v_flow.yaml

@@ -62,4 +62,4 @@ checkpoint:
   checkpoint_dir: /opt/DFM/wan_t2v_flow_outputs_base_recipe_fsdp_run_1/
   model_save_format: torch_save
   save_consolidated: false
-  restore_from: null
+  restore_from: nul