Update Rust crate env_logger to 0.10.0 (#17)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

Cargo.lock

@@ -9,7 +9,7 @@ edition = "2021"
 actix-web = "4"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
-env_logger = "0.9.3"
+env_logger = "0.10.0"
 log = "0.4"
 futures = "0.3"
 utoipa = { version = "2", features = ["actix_extras"] }