Update meta.yaml

meta.yaml

@@ -1,5 +1,4 @@
-espnet: '202509' # with unmerged local change; will update to suitable version
-files:
+espnet: '202604'
   s2t_model_file: exp/s2t_train_conv2d_size768_e9_d9_mel80_raw_bpe40000/valid.total_count.ave_5best.till70epoch.pth
 python: 3.12.8
 torch: 2.9.1+cu128