Merge branch 'master' into dependabot/cargo/signal-hook-0.4

Author: taiki-e

Cargo.toml

@@ -6,7 +6,7 @@ name = "smol"
 version = "2.0.2"
 authors = ["Stjepan Glavina <stjepang@gmail.com>"]
 edition = "2018"
-rust-version = "1.71"
+rust-version = "1.85"
 description = "A small and fast async runtime"
 license = "Apache-2.0 OR MIT"
 repository = "https://github.com/smol-rs/smol"