Upgrade to edition 2021, set MSRV

I used `cargo msrv -- cargo test` tool to find that 1.56.1 is the oldest satisfied MSRV
servo · Dec 12, 2023 · ccb1f7c · ccb1f7c
1 parent aaaf5c7
commit ccb1f7c
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/Cargo.toml b/Cargo.toml
@@ -9,6 +9,7 @@ repository = "https://github.com/servo/rust-fnv"
 documentation = "https://doc.servo.org/fnv/"
 categories = ["algorithms", "data-structures"]
 edition = "2021"
+rust-version = "1.56"
 
 [lib]
 name = "fnv"