chore: update rustls libraries

Author: sunng87

Cargo.toml

@@ -11,13 +11,13 @@ readme = "README.md"
 [dependencies]
 futures = "0.3"
 ring = "0.16"
-rustls = "0.20"
+rustls = "0.21"
 tokio = "1"
 tokio-postgres = "0.7"
-tokio-rustls = "0.23"
+tokio-rustls = "0.24"
 
 [dev-dependencies]
 env_logger = { version = "0.8", default-features = false }
 tokio = { version = "1", features = ["macros", "rt"] }
-rustls = { version = "0.20", features = ["dangerous_configuration"] }
+rustls = { version = "0.21", features = ["dangerous_configuration"] }