Update Rust version to 2021

a334468e · Jelle van der Waa · 70b24de6 · a334468e
Verified Commit a334468e authored Dec 29, 2021 by Jelle van der Waa 🚧
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,7 +2,7 @@
 name = "arch-rebuild-order"
 version = "0.1.0"
 authors = ["Jelle van der Waa <jelle@archlinux.org>"]
-edition = "2018"
+edition = "2021"
 description = "A CLI tool to determine the rebuild order of provided package(s)."
 documentation = "https://gitlab.archlinux.org/archlinux/arch-rebuild-order"
 readme = "README.md"