feat: run nix flake update

Flake lock file updates:

• Updated input 'flake-parts':
    'github:hercules-ci/flake-parts/567b938d64d4b4112ee253b9274472dc3a346eb6?narHash=sha256-%2Bebgonl3NbiKD2UD0x4BszCZQ6sTfL4xioaM49o5B3Y%3D' (2024-09-01)
  → 'github:hercules-ci/flake-parts/3d04084d54bedc3d6b8b736c70ef449225c361b1?narHash=sha256-K5ZLCyfO/Zj9mPFldf3iwS6oZStJcU4tSpiXTMYaaL0%3D' (2024-10-01)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/68e7dce0a6532e876980764167ad158174402c6f?narHash=sha256-ZPzhebbWBOr0zRWW10FfqfbJlan3G96/h3uqhiFqmwg%3D' (2024-09-07)
  → 'github:NixOS/nixpkgs/d51c28603def282a24fa034bcb007e2bcb5b5dd0?narHash=sha256-dOymOQ3AfNI4Z337yEwHGohrVQb4yPODCW9MDUyAc4w%3D' (2024-10-09)
• Updated input 'nixpkgs-unstable':
    'github:NixOS/nixpkgs/574d1eac1c200690e27b8eb4e24887f8df7ac27c?narHash=sha256-v3rIhsJBOMLR8e/RNWxr828tB%2BWywYIoajrZKFM%2B0Gg%3D' (2024-09-06)
  → 'github:NixOS/nixpkgs/5633bcff0c6162b9e4b5f1264264611e950c8ec7?narHash=sha256-9UTxR8eukdg%2BXZeHgxW5hQA9fIKHsKCdOIUycTryeVw%3D' (2024-10-09)
• Updated input 'sops-nix':
    'github:Mic92/sops-nix/b68757cd2c3fa66d6ccaa0d046ce42a9324e0070?narHash=sha256-rfd2c47iVSFI6bRYy5l8wRijRBaYDeU7dM8XCDUGqlA%3D' (2024-09-08)
  → 'github:Mic92/sops-nix/06535d0e3d0201e6a8080dd32dbfde339b94f01b?narHash=sha256-lpunY1%2Bbf90ts%2BsA2/FgxVNIegPDKCpEoWwOPu4ITTQ%3D' (2024-10-08)
• Updated input 'treefmt-nix':
    'github:numtide/treefmt-nix/9fb342d14b69aefdf46187f6bb80a4a0d97007cd?narHash=sha256-VcqxWT0O/gMaeWTTjf1r4MOyG49NaNxW4GHTO3xuThE%3D' (2024-09-02)
  → 'github:numtide/treefmt-nix/4446c7a6fc0775df028c5a3f6727945ba8400e64?narHash=sha256-xpRqITAoD8rHlXQafYZOLvUXCF6cnZkPfoq67ThN0Hc%3D' (2024-10-03)