Update Rust crate rustls-pemfile to 2.1.1 (#704)

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

Cargo.toml

@@ -42,7 +42,7 @@ futures = "0.3.30"
 hyper = { version = "0.14.28" }
 parking_lot = "0.12.1"
 prometheus-client = "0.21.2"
-rustls-pemfile = "2.0.0"
+rustls-pemfile = "2.1.1"
 scopeguard = "1.2.0"
 serde_json5 = "0.1.0"
 tokio = { version = "1.35.1", features = ["rt-multi-thread", "signal"] }