chore(test): Update flake.lock

Flake lock file updates:

• Updated input 'flake-parts':
    'github:hercules-ci/flake-parts/644e0fc48951a860279da645ba77fe4a6e814c5e?narHash=sha256-TVcTNvOeWWk1DXljFxVRp%2BE0tzG1LhrVjOGGoMHuXio%3D' (2025-07-21)
  → 'github:hercules-ci/flake-parts/af66ad14b28a127c5c0f3bbb298218fc63528a18?narHash=sha256-pHYj8gUBapuUzKV/kN/tR3Zvqc7o6gdFB9XKXIp1SQ8%3D' (2025-08-06)
• Updated input 'flake-parts/nixpkgs-lib':
    'github:nix-community/nixpkgs.lib/14a40a1d7fb9afa4739275ac642ed7301a9ba1ab?narHash=sha256-urW/Ylk9FIfvXfliA1ywh75yszAbiTEVgpPeinFyVZo%3D' (2025-06-29)
  → 'github:nix-community/nixpkgs.lib/0f36c44e01a6129be94e3ade315a5883f0228a6e?narHash=sha256-zvaMGVn14/Zz8hnp4VWT9xVnhc8vuL3TStRqwk22biA%3D' (2025-07-27)
• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/6027c30c8e9810896b92429f0092f624f7b1aace?narHash=sha256-cnL5WWn/xkZoyH/03NNUS7QgW5vI7D1i74g48qplCvg%3D' (2025-07-25)
  → 'github:nixos/nixpkgs/f937f8ecd1c70efd7e9f90ba13dfb400cf559de4?narHash=sha256-4/Jd%2BLkQ2ssw8luQVkqVs9spDBVE6h/u/hC/tzngsPo%3D' (2025-08-22)
• Updated input 'services-flake':
    'github:juspay/services-flake/7b2910775ca2bff0175ff7568b7683642bf8900b?narHash=sha256-zI1HH8MuBwQFyxm04MJFkWpdIz84RLTRtsve6G%2BQ4WM%3D' (2025-07-25)
  → 'github:juspay/services-flake/0a3805ceced9f02254d472cc71839811fae85357?narHash=sha256-aJI3n1CO3ib6CtK1/xuUyfIZM0Lp2zdCFMsFYjjfgQo%3D' (2025-08-13)

Author: github-actions[bot]