Disable extra losses

recipes/ljspeech/tacotron2-DCA/train_tacotron_dca.py

@@ -39,6 +39,12 @@ config = Tacotron2Config(  # This is the config that is saved for the future use
     run_eval=True,
     test_delay_epochs=-1,
     ga_alpha=0.0,
+    decoder_loss_alpha=0.25,
+    postnet_loss_alpha=0.25,
+    postnet_diff_spec_alpha=0,
+    decoder_diff_spec_alpha=0,
+    decoder_ssim_alpha=0,
+    postnet_ssim_alpha=0,
     r=2,
     attention_type="dynamic_convolution",
     double_decoder_consistency=False,