Update rustls-pemfile to 1

Author: djc

Cargo.toml

@@ -22,7 +22,7 @@ hyper = { version = "0.14.2", features = ["client", "runtime", "http2"] }
 hyper-rustls = { version = "0.23.0", default-features = false, features = ["native-tokio", "http1", "http2"] }
 ring = "0.16.20"
 rustls = "0.20.2"
-rustls-pemfile = "0.3.0"
+rustls-pemfile = "1"
 serde = {version = "1.0", features = ["derive", "rc"]}
 serde_json = "1.0"
 thiserror = "1.0"