*: Update to next libp2p version 0.24.0 (#6891)

* *: Update to next libp2p version (likely v0.24.0)

* Revert "*: Update to next libp2p version (likely v0.24.0)"

This reverts commit ffe1545a.

* */Cargo.toml: Update to libp2p v0.24.0

* client/network/src/service: Handle ConnectionClosed returning Option

* Cargo.*: Test kad usize conversion

* Revert "Cargo.*: Test kad usize conversion"

This reverts commit ad317879.

* Cargo.lock: Update to libp2p-kad v0.22.1

* client/cli/Cargo.toml: Update to libp2p 0.24.0