flake.lock: Update

Flake lock file updates:

• Updated input 'flake-parts':
    'github:hercules-ci/flake-parts/4524271976b625a4a605beefd893f270620fd751?narHash=sha256-%2BuWLQZccFHwqpGqr2Yt5VsW/PbeJVTn9Dk6SHWhNRPw%3D' (2025-09-01)
  → 'github:hercules-ci/flake-parts/758cf7296bee11f1706a574c77d072b8a7baa881?narHash=sha256-wfG0S7pltlYyZTM%2BqqlhJ7GMw2fTF4mLKCIVhLii/4M%3D' (2025-10-01)
• Updated input 'home-manager':
    'github:nix-community/home-manager/c75fd8e300b79502b8eecdacd8a426b12fadb460?narHash=sha256-Efi3THvsIS6Qd97s52/PSSHWybDlSbtUZXP8l3AR9Ps%3D' (2025-09-28)
  → 'github:nix-community/home-manager/1a09eb84fa9e33748432a5253102d01251f72d6d?narHash=sha256-uqbhyXtqMbYIiMqVqUhNdSuh9AEEkiasoK3mIPIVRhk%3D' (2025-10-07)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/e643668fd71b949c53f8626614b21ff71a07379d?narHash=sha256-NY3kSorgqE5LMm1LqNwGne3ZLMF2/ILgLpFr1fS4X3o%3D' (2025-09-24)
  → 'github:NixOS/nixpkgs/8913c168d1c56dc49a7718685968f38752171c3b?narHash=sha256-TXnlsVb5Z8HXZ6mZoeOAIwxmvGHp1g4Dw89eLvIwKVI%3D' (2025-10-06)
• Updated input 'sops-nix':
    'github:Mic92/sops-nix/9ac51832c70f2ff34fcc97b05fa74b4a78317f9e?narHash=sha256-53VP3BqMXJqD1He1WADTFyUnpta3mie56H7nC59tSic%3D' (2025-09-28)
  → 'github:Mic92/sops-nix/6e5a38e08a2c31ae687504196a230ae00ea95133?narHash=sha256-UvzKi02LMFP74csFfwLPAZ0mrE7k6EiYaKecplyX9Qk%3D' (2025-10-05)

Author: github-actions[bot]