Checks on master currently fail

[liamsi]

 Run actions-rs/audit-check@v18s
##[error]The process '/usr/share/rust/.cargo/bin/cargo' failed with exit code 101
Run actions-rs/audit-check@v1
/usr/share/rust/.cargo/bin/cargo generate-lockfile
    Updating crates.io index
error: no matching package named `tendermint` found
location searched: /home/runner/work/tendermint-rs/tendermint-rs/tendermint
prerelease package needs to be specified explicitly
tendermint = { version = "0.13.0-dev" }
required by package `light_node v0.1.0 (/home/runner/work/tendermint-rs/tendermint-rs/light-node)`
##[error]The process '/usr/share/rust/.cargo/bin/cargo' failed with exit code 101

See:
https://github.com/informalsystems/tendermint-rs/runs/596045666

[liamsi]

Fixed via #227