update to the 2024 edition

While we're taking this MSRV bump, we can also update
`constant_time_eq`, which uses the 2024 edition in its most recent
versions.

1 files changed, 1 insertions, 1 deletions

diff --git a/Cargo.toml b/Cargo.toml
index 8302b3f..853d917 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,7 +7,7 @@ repository = "https://github.com/BLAKE3-team/BLAKE3"
 license = "CC0-1.0 OR Apache-2.0 OR Apache-2.0 WITH LLVM-exception"
 documentation = "https://docs.rs/blake3"
 readme = "README.md"
-edition = "2021"
+edition = "2024"
 
 [features]
 default = ["std"]