flake.lock: Update (#584)

Flake lock file updates:

• Updated input 'nixvim':
    'github:nix-community/nixvim/93df574b42928d631d31fe312cadb3899eb5b1bd?narHash=sha256-zVw0JrvXJ29HnjEsNUInqi5Zw%2BJ8QLHk2EuPN12dTXc%3D' (2025-01-30)
  → 'github:nix-community/nixvim/c75e4ea37f25ec98aa6f2035e03e748e7369662c?narHash=sha256-nyEBrP5t1g4vmy7YBkiGaIu19eG8zV3T4IQLQbJsVU8%3D' (2025-01-31)
• Updated input 'nixvim/home-manager':
    'github:nix-community/home-manager/d963ed335b890a70ed53eecf14cdb21528eda9b8?narHash=sha256-Ee5hVHM7AWxaq7XJN6xiZztTZX8csdXernjqaTW5r9I%3D' (2025-01-30)
  → 'github:nix-community/home-manager/a8159195bfaef3c64df75d3b1e6a68d49d392be9?narHash=sha256-PM%2BcGduJ05EZ%2BYXulqAwUFjvfKpPmW080mcuN6R1POw%3D' (2025-01-30)
• Updated input 'nixvim/nix-darwin':
    'github:lnl7/nix-darwin/349a74c66c596ef97ee97b4d80a3ca61227b6120?narHash=sha256-qlIM8A3bdL9c6PexhpS%2BQyZLO9y/8a3V75HVyJgDE5Q%3D' (2025-01-28)
  → 'github:lnl7/nix-darwin/49b807fa7c37568d7fbe2aeaafb9255c185412f9?narHash=sha256-iyFcCOk0mmDiv4ut9mBEuMxMZIym3%2B%2B0qN1rQBg8FW0%3D' (2025-01-30)

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