Minor bufix in var name

checkpoints/graspgen_robotiq2f140.yml

@@ -156,7 +156,7 @@ diffusion:
   loss_l1_pos: true
   loss_l1_rot: true
   grasp_repr: r3_so3
-  noise_scale_t: 2.02217
+  kappa: 2.02217
   clip_sample: true
   beta_schedule: squaredcos_cap_v2
   npn_architecture: ffn
@@ -175,7 +175,7 @@ discriminator:
   grasp_repr: r3_so3
   pose_repr: mlp
   topk_ratio: 0.75
-  noise_scale_t: 2.02217
+  kappa: 2.02217
   gripper_name: robotiq_2f_140
   ptv3:
     grid_size: 0.01