Fix version of axum used locally

Author: davidpdrsn

axum-core/Cargo.toml

@@ -20,6 +20,6 @@ mime = "0.3.16"
 
 [dev-dependencies]
 futures-util = "0.3"
-axum = { path = "../axum", version = "0.4" }
+axum = { path = "../axum", version = "0.5" }
 hyper = "0.14"
 tokio = { version = "1.0", features = ["macros"] }