update saasr egs and m2met docs

yhliang

2023-05-11 062eb8ff5ae4fde12d9551c2d6f1b64bf39571bd

 funasr/bin/build_trainer.py

@@ -131,7 +131,7 @@
    if batch_bins is not None:
        if args.dataset_type == "small":
            args.batch_bins = batch_bins
        elif args.dataset_type == "large" and "batch_size" not in args.dataset_conf["batch_conf"]:
        elif args.dataset_type == "large":
            args.dataset_conf["batch_conf"]["batch_size"] = batch_bins
        else:
            raise ValueError(f"Not supported dataset_type={args.dataset_type}")