Update config for v-prediction (#3)

- Update config for v-prediction (c76bd26a9fa44e942bb28a1995fabf41eace2849)


Co-authored-by: Suraj Patil <[email protected]>

scheduler/scheduler_config.json

@@ -6,7 +6,7 @@
   "beta_start": 0.00085,
   "clip_sample": false,
   "num_train_timesteps": 1000,
-  "prediction_type": "velocity",
+  "prediction_type": "v_prediction",
   "set_alpha_to_one": false,
   "skip_prk_steps": true,
   "steps_offset": 1,