message: chore: fix db-schema/Cargo.toml for cargo publish
diff: @@ -4,6 +4,9 @@ version = "0.40.0-pre"
  license = "MIT"
  authors = ["Nervos Core Dev <dev@nervos.org>"]
  edition = "2018"
  +description = "The schema include constants define the low level database column families."
  +homepage = "https://github.com/nervosnetwork/ckb"
  +repository = "https://github.com/nervosnetwork/ckb"
  # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
  