Update modeling_motif.py

remove ScaleDotProductAttention

modeling_motif.py

@@ -63,11 +63,9 @@ if is_flash_attn_2_available():
 
 try:
     moreh_ops = torch.ops.moreh
-    ScaledDotProductAttention = moreh_ops.scaled_dot_product_attention
     MorehFlashAttention = moreh_ops.flash_attention
     logger.warning_once("Using moreh ops")
 except AttributeError:
-    ScaledDotProductAttention = None
     MorehFlashAttention = None
     logger.warning_once("Failed to import moreh ops")