Update Rust crate pem to v3

Cargo.lock

@@ -1271,9 +1271,9 @@ checksum = "9f746c4065a8fa3fe23974dd82f15431cc8d40779821001404d10d2e79ca7d79"
 
 [[package]]
 name = "pem"
-version = "2.0.1"
+version = "3.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6b13fe415cdf3c8e44518e18a7c95a13431d9bdf6d15367d82b23c377fdd441a"
+checksum = "ed3127afbfc30b4cad60c34aeb741fb562a808642b81142bcf4afb73142da960"
 dependencies = [
  "base64 0.21.0",
  "serde",

Cargo.toml

@@ -17,7 +17,7 @@ tokio = { version = "1", features = ["full"] }
 futures = "0.3.25"
 webpki = "0.22.0"
 x509-parser = "0.15.1"
-pem = "2.0.1"
+pem = "3.0.1"
 reqwest = { version = "0.11", features = ["json", "rustls-tls"], default-features = false }
 tokio-tungstenite = { version = "0.18.0", features = ["__rustls-tls", "rustls-tls-native-roots"] }
 urlencoding = "2.1.3"