Revert "cargo: revert the change to 2021 edition"

This reverts commit be014fca

Revert "cargo: revert the change to 2021 edition"
b33afa02 · Jordan Petridis · 40567274 · b33afa02
Commit b33afa02 authored Jan 28, 2022 by Jordan Petridis
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Cargo.toml Cargo.toml +1 -1

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--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,7 +2,7 @@
 name = "gnome-tour"
 version = "40.0.0"
 authors = ["Bilal Elmoussaoui <bil.elmoussaoui@gmail.com>"]
-edition = "2018"
+edition = "2021"


 [dependencies]