venus-market初始化默认配置文件中的fs存在问题

[YiRuiLiher]

Checklist

• This is not a security-related bug/issue. If it is, please follow please follow the security policy.
• This is not a question or a support request. If you have any lotus related questions, please ask in the venus forum.
• This is not a new feature request. If it is, please file a feature request instead.
• This is not an enhancement request. If it is, please file a improvement suggestion instead.
• I have searched on the issue tracker and the venus forum, and there is no existing related issue or discussion.
• I am running the latest release, or the most recent RC(release canadiate) for the upcoming release or the dev branch(master), or have an issue updating to any of these.
• I did not make any code changes to venus.

Venus component

• venus daemon - chain sync
• venus auth - authentication
• venus gateway - chain service gateway
• venus miner - mining and block production
• venus sealer/worker - sealing
• venus sealer - proving(WindowPoSt)
• venus market - storage deal
• venus market - retrieval deal
• venus market - data transfer
• venus light-weight client
• venus JSON-RPC API
• venus messager - message management (mpool)
• Other

Venus Version

935fe72877925845420793df9f71cd2beb2b7f6b

Describe the Bug

venus-market在初始化时fs的默认配置文件

[PieceStorage]
Fs = []

有效的配置文件

[[PieceStorage.Fs]]
ReadOnly = false
Path = "/storage-nfs-2/test-venus-3/"

toml存在多种配置的方式，但是并不能从这个模版中看出该如何配置

Logging Information

无log

Repo Steps

init

[hunjixin]

#5055