flake.lock: Update

Flake lock file updates:

• Updated input 'cachix':
    'github:cachix/cachix/3478fea419fc6fe0e63f9bf28d3151ae5c0edad4?narHash=sha256-%2BADSEMLT2dtIEbgSDhnFrG75GmvzdqGcV1HU/oFDqfQ%3D' (2025-12-11)
  → 'github:cachix/cachix/6a905ab36f7fe701108621d3c5bfa5393fa13e8d?narHash=sha256-0pDVuFQi3a6YxZLJO5YHgAXweUqolcVF3sTF0Be0y1U%3D' (2025-12-19)
• Updated input 'devenv':
    'github:cachix/devenv/2858d76996ef35d7c65843f278f5739d8e9014fc?narHash=sha256-b8g4tSlMMlkd%2B/rxW5PZYQ3ZinHGX9/GjyhD5NJQ6U4%3D' (2025-12-13)
  → 'github:cachix/devenv/c03eed645ea94da7afbee29da76436b7ce33a5cb?narHash=sha256-1%2BLJXcOaeX5YCFCCCY%2Bbh6nSQBS5fPVcudQs5/G2%2BP4%3D' (2025-12-18)
• Updated input 'home-manager':
    'github:nix-community/home-manager/90b62096f099b73043a747348c11dbfcfbdea949?narHash=sha256-RM2xs%2B1HdHxesjOelxoA3eSvXShC8pmBvtyTke4Ango%3D' (2025-12-13)
  → 'github:nix-community/home-manager/d3135ab747fd9dac250ffb90b4a7e80634eacbe9?narHash=sha256-/r9/1KamvbHJx6I40H4HsSXnEcBAkj46ZwibhBx9kg0%3D' (2025-12-17)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/52a9237a50f7335f054b8aa60e0b1bad7420bcf9?narHash=sha256-3tQ7j3bJZ0VjYi6sUHDmzd4jNKrXlk9PFRFbnEZTSzs%3D' (2025-12-15)
  → 'github:NixOS/nixpkgs/82733015f2f7bf2534bd92c256305bf80d2e6ef9?narHash=sha256-OUsGtWTvSRhflY01KS6yreTLzXlYDo0ivc%2BtvYedr5s%3D' (2025-12-20)
• Updated input 'nixpkgs-unstable':
    'github:NixOS/nixpkgs/2fbfb1d73d239d2402a8fe03963e37aab15abe8b?narHash=sha256-9VvC20PJPsleGMewwcWYKGzDIyjckEz8uWmT0vCDYK0%3D' (2025-12-11)
  → 'github:NixOS/nixpkgs/c6245e83d836d0433170a16eb185cefe0572f8b8?narHash=sha256-G/WVghka6c4bAzMhTwT2vjLccg/awmHkdKSd2JrycLc%3D' (2025-12-18)
• Updated input 'sops-nix':
    'github:Mic92/sops-nix/94d8af61d8a603d33d1ed3500a33fcf35ae7d3bc?narHash=sha256-fJCnsYcpQxxy/wit9EBOK33c0Z9U4D3Tvo3gf2mvHos%3D' (2025-12-14)
  → 'github:Mic92/sops-nix/443a7f2e7e118c4fc63b7fae05ab3080dd0e5c63?narHash=sha256-hWRYfdH2ONI7HXbqZqW8Q1y9IRbnXWvtvt/ONZovSNY%3D' (2025-12-15)

Author: Nix Flake Bot