message: Upgrade pnet_base to Rust 2021
diff: @@ -9,7 +9,7 @@ description = "Fundamental base types and code used by pnet."
  readme = "../README.md"
  keywords = ["networking", "ethernet"]
  categories = ["network-programming"]
  -edition = "2018"
  +edition = "2021"
  [dependencies]
  serde = { version = "1.0.126", optional = true, default-features = false }
  