chore: update Cargo.lock, Cargo.toml, and flake.nix [skip ci]

Author: chess-seventh

Cargo.lock

@@ -24,7 +24,7 @@
       in {
         packages.default = rustPlatform.buildRustPackage {
           pname = "rusty-commit-saver";
-          version = "4.7.0";
+          version = "4.7.1";
           src = ./.;
           cargoLock.lockFile = ./Cargo.lock;