chore: Update flake.lock

Flake lock file updates:

• Updated input 'flake-parts':
    'github:hercules-ci/flake-parts/8dc45382d5206bd292f9c2768b8058a8fd8311d9?narHash=sha256-/GJvTdTpuDjNn84j82cU6bXztE0MSkdnTWClUCRub78%3D' (2024-05-16)
  → 'github:hercules-ci/flake-parts/2a55567fcf15b1b1c7ed712a2c6fadaec7412ea8?narHash=sha256-iKzJcpdXih14qYVcZ9QC9XuZYnPc6T8YImb6dX166kw%3D' (2024-06-01)
• Updated input 'flake-parts/nixpkgs-lib':
    'https://github.com/NixOS/nixpkgs/archive/50eb7ecf4cd0a5756d7275c8ba36790e5bd53e33.tar.gz?narHash=sha256-QBx10%2Bk6JWz6u7VsohfSw8g8hjdBZEf8CFzXH1/1Z94%3D' (2024-05-02)
  → 'https://github.com/NixOS/nixpkgs/archive/eb9ceca17df2ea50a250b6b27f7bf6ab0186f198.tar.gz?narHash=sha256-lIbdfCsf8LMFloheeE6N31%2BBMIeixqyQWbSr2vk79EQ%3D' (2024-06-01)
• Updated input 'nixvim':
    'github:nix-community/nixvim/f4ce7dad0e9ba16692783a70ed7f5b79e41d6c58?narHash=sha256-Z9NsQeiYZAx74dugWBRHb71AP2lNz1HuPunqKysLArA%3D' (2024-06-01)
  → 'github:nix-community/nixvim/f7e009d29ea3da3d9741902222cc280fcfca594a?narHash=sha256-OdScAoNJjqGA%2Bg0Nznlaa4J7Wrx7QSzEFSXqdHZYnzg%3D' (2024-06-02)