Update redis-test version. (redis-rs#926)

Release redis 0.23.2 / redis-test 0.2.2 (redis-rs#924)

* Release redis 0.23.2 / redis-test 0.2.2

* Update rust version for CI, due to tokio update.

* Update rust-version in cargo.toml.

* Fix lints.

Release redis 0.23.1 / redis-test 0.2.1 (redis-rs#907)

Release redis 0.23.1 / redis-test 0.2.1 (redis-rs#907)

Release 0.23.0 (redis-rs#824)

Release 0.23.0 (redis-rs#824)

release-0.23.0-beta.1

release-0.23.0-beta.1

Update changelog for 0.22.3