upgraded to edition 2021

Chronophylos · link2xt · commit 6e66e39b70a1 · 2023-02-22T15:06:53.000Z
diff --git a/Cargo.toml b/Cargo.toml
@@ -8,7 +8,7 @@ homepage = "https://github.com/async-email/async-imap"
 description = "Async IMAP client for Rust"
 readme = "README.md"
 license = "Apache-2.0/MIT"
-edition = "2018"
+edition = "2021"
 
 keywords = ["email", "imap"]
 categories = ["email", "network-programming"]
diff --git a/rustfmt.toml b/rustfmt.toml
@@ -1 +1 @@
-edition = "2018"
+edition = "2021"
