Merge pull request #23 from spk/dependabot/cargo/redis-0.27

Update redis requirement from 0.26 to 0.27

Cargo.toml

@@ -20,5 +20,5 @@ futures = "0.3"
 rand = "0.8"
 serde = "1.0"
 serde_json = "1.0"
-redis = { version = "0.26", features = ["connection-manager", "async-std-comp", "async-std-tls-comp"] }
+redis = { version = "0.27", features = ["connection-manager", "async-std-comp", "async-std-tls-comp"] }
 time = "0.3"