comment out center_crop as an input fro the UI

app.py

@@ -394,7 +394,7 @@ def start_training_og(
     text_encoder_learning_rate,
     seed,
     resolution,
-    center_crop,
+    #center_crop,
     num_train_epochs,
     checkpointing_steps,
     prior_loss_weight,
@@ -1037,7 +1037,7 @@ If you prefer command line, you can run our [training script]({training_script_u
             text_encoder_learning_rate,
             seed,
             resolution,
-            center_crop,
+            #center_crop,
             num_train_epochs,
             checkpointing_steps,
             prior_loss_weight,