flake.lock: Update (#1822)

Automated changes by the
[update-flake-lock](https://github.com/DeterminateSystems/update-flake-lock)
GitHub Action.

```
Flake lock file updates:

• Updated input 'flake-parts':
    'github:hercules-ci/flake-parts/67df8c627c2c39c41dbec76a1f201929929ab0bd?narHash=sha256-XKqDMN1/Qj1DKivQvscI4vmHfDfvYR2pfuFOJiCeewM%3D' (2025-08-01)
  → 'github:hercules-ci/flake-parts/af66ad14b28a127c5c0f3bbb298218fc63528a18?narHash=sha256-pHYj8gUBapuUzKV/kN/tR3Zvqc7o6gdFB9XKXIp1SQ8%3D' (2025-08-06)
• Updated input 'git-hooks-nix':
    'github:cachix/git-hooks.nix/16ec914f6fb6f599ce988427d9d94efddf25fe6d?narHash=sha256-wibppH3g/E2lxU43ZQHC5yA/7kIKLGxVEnsnVK1BtRg%3D' (2025-06-24)
  → 'github:cachix/git-hooks.nix/9c52372878df6911f9afc1e2a1391f55e4dfc864?narHash=sha256-c6yg0EQ9xVESx6HGDOCMcyRSjaTpNJP10ef%2B6fRcofA%3D' (2025-08-05)
• Updated input 'git-hooks-nix/flake-compat':
    'github:edolstra/flake-compat/0f9255e01c2351cc7d116c072cb317785dd33b33?narHash=sha256-kvjfFW7WAETZlt09AgDn1MrtKzP7t90Vf7vypd3OL1U%3D' (2023-10-04)
  → 'github:edolstra/flake-compat/9100a0f413b0c601e0533d1d94ffd501ce2e7885?narHash=sha256-CIVLLkVgvHYbgI2UpXvIIBJ12HWgX%2BfjA8Xf8PUmqCY%3D' (2025-05-12)
• Updated input 'git-hooks-nix/nixpkgs':
    'github:NixOS/nixpkgs/a04d33c0c3f1a59a2c1cb0c6e34cd24500e5a1dc?narHash=sha256-8AKquNnnSaJRXZxc5YmF/WfmxiHX6MMZZasRP6RRQkE%3D' (2024-11-05)
  → 'github:NixOS/nixpkgs/cab778239e705082fe97bb4990e0d24c50924c04?narHash=sha256-lgmUyVQL9tSnvvIvBp7x1euhkkCho7n3TMzgjdvgPoU%3D' (2025-08-04)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/7b6929d8b900de3142638310f8bc40cff4f2c507?narHash=sha256-S30TWshtDmNlU30u842RidFUraKj1f2dd4nrKRHm3gE%3D' (2025-08-02)
  → 'github:NixOS/nixpkgs/bcc20cad1608fbbe08641e5106c0755cfd0154ad?narHash=sha256-1jgrehqxDSh2TBsRiFDYzlkJ%2BcNZQ9thApzvOTCdMBA%3D' (2025-08-09)
• Updated input 'released-nix-unstable':
    'github:nixos/nix/51a32e46456fcbab1810fe7656dcfb7f415bb6de?narHash=sha256-0KR%2BfUaltMp/v/EK7i79Chzjfr9zwfne5yxldNJBQ2Q%3D' (2025-08-02)
  → 'github:nixos/nix/0b7f7e4b03ea162ad059e283dd6402f50d585d2d?narHash=sha256-k9M9MdfuwGet9%2BllCuej8DARA2D%2BveMWo668e3%2Br6mY%3D' (2025-08-09)
• Updated input 'released-nixpkgs-stable':
    'github:NixOS/nixpkgs/59e69648d345d6e8fef86158c555730fa12af9de?narHash=sha256-IiiXB3BDTi6UqzAZcf2S797hWEPCRZOwyNThJIYhUfk%3D' (2025-08-01)
  → 'github:NixOS/nixpkgs/fc756aa6f5d3e2e5666efcf865d190701fef150a?narHash=sha256-eogqv6FqZXHgqrbZzHnq43GalnRbLTkbBbFtEfm1RSc%3D' (2025-08-08)
• Updated input 'released-nixpkgs-unstable':
    'github:NixOS/nixpkgs/94def634a20494ee057c76998843c015909d6311?narHash=sha256-K2ViRJfdVGE8tpJejs8Qpvvejks1%2BA4GQej/lBk5y7I%3D' (2025-07-31)
  → 'github:NixOS/nixpkgs/c2ae88e026f9525daf89587f3cbee584b92b6134?narHash=sha256-erbiH2agUTD0Z30xcVSFcDHzkRvkRXOQ3lb887bcVrs%3D' (2025-08-06)
```

### Running GitHub Actions on this PR

GitHub Actions will not run workflows on pull requests which are opened
by a GitHub Action.

**To run GitHub Actions workflows on this PR, close and re-open this
pull request.**

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Author: github-actions[bot]