Set rust-version to match our MSRV.

thejpster · thejpster · commit e035de7bc0eb · 2025-06-12T20:02:23.000+01:00
diff --git a/Cargo.toml b/Cargo.toml
@@ -8,5 +8,6 @@ categories = ["embedded", "no-std"]
 license = "MIT OR Apache-2.0"
 repository = "https://github.com/rust-embedded-community/pc-keyboard.git"
 edition = "2021"
+rust-version = "1.61"
 
 [dependencies]
