Upgrade to current simple_logger

Cargo.toml

@@ -34,7 +34,7 @@ http = "1"
 blocking = "1.4.1"
 
 [dev-dependencies]
-simple_logger = "2.1.0"
+simple_logger = "4.3.3"
 clap = { version = "3.1.18", features = ["derive"] }
 axum = "0.7"
 tokio = { version="1.35.1", features = ["full"] }