flake.lock: Update

Flake lock file updates:

• Updated input 'darwin':
    'github:lnl7/nix-darwin/4b9b83d5a92e8c1fbfd8eb27eda375908c11ec4d' (2023-11-24)
  → 'github:lnl7/nix-darwin/1a41453cba42a3a1af2fff003be455ddbd75386c' (2023-12-31)
• Updated input 'home-manager':
    'github:nix-community/home-manager/0e2e443ff24f9d75925e91b89d1da44b863734af' (2023-12-14)
  → 'github:nix-community/home-manager/2e8634c252890cb38c60ab996af04926537cbc27' (2023-12-31)
• Updated input 'neovim-flake':
    'github:neovim/neovim/f31f260f0c6449dba4c84071be6bfe91d3cb4993?dir=contrib' (2023-12-14)
  → 'github:neovim/neovim/6fa0f303d7f0823bfc5ba6cc7b4e7a7cd76143ac?dir=contrib' (2023-12-31)
• Updated input 'neovim-flake/flake-utils':
    'github:numtide/flake-utils/ff7b65b44d01cf9ba6a71320833626af21126384' (2023-09-12)
  → 'github:numtide/flake-utils/4022d587cbbfd70fe950c1e2083a02621806a725' (2023-12-04)
• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/a9bf124c46ef298113270b1f84a164865987a91c' (2023-12-11)
  → 'github:nixos/nixpkgs/cfc3698c31b1fb9cdcf10f36c9643460264d0ca8' (2023-12-27)
• Updated input 'nur':
    'github:nix-community/nur/8cf518b0011e34505344cc78732a977d1d4ea453' (2023-12-15)
  → 'github:nix-community/nur/fbb8789b92dce8870606027d97b0074435d91ffc' (2024-01-01)
• Updated input 'nushell-src':
    'github:nushell/nushell/c2b684464f7aac2cb6c1dc56c1f5704c38f7ac7b' (2023-12-14)
  → 'github:nushell/nushell/de5ad5de19affee3986661da6dd888a2e12a813f' (2023-12-31)