chore: Update example/share-services/northwind/flake.lock (#188)

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/e5d10a24b66c3ea8f150e47dfdb0416ab7c3390e?narHash=sha256-yzcRNDoyVP7%2BSCNX0wmuDju1NUCt8Dz9%2BlyUXEI0dbI%3D' (2024-05-02)
  → 'github:hercules-ci/flake-parts/8dc45382d5206bd292f9c2768b8058a8fd8311d9?narHash=sha256-/GJvTdTpuDjNn84j82cU6bXztE0MSkdnTWClUCRub78%3D' (2024-05-16)
• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/e4e7a43a9db7e22613accfeb1005cca1b2b1ee0d?narHash=sha256-FCi3R1MeS5bVp0M0xTheveP6hhcCYfW/aghSTPebYL4%3D' (2024-05-11)
  → 'github:nixos/nixpkgs/02923630b89aa1ab36ef8e422501a6f4fd4b2016?narHash=sha256-OhysviwHQz4p2HZL4g7XGMLoUbWMjkMr/ogaR3VUYNA%3D' (2024-05-18)
• Updated input 'services-flake':
    'github:juspay/services-flake/75a42b9e9ecd34e603e482d294d4526a560e31ec?narHash=sha256-%2BApfSR4XZ%2BIt%2BYVR9z2oYnkWsrsmcUKWJ9bqGuCe%2BBw%3D' (2024-05-09)
  → 'github:juspay/services-flake/9fc3e72216aa5b446add37c3c5a3e6de40c0c22a?narHash=sha256-UsN5G1qbaLidfXuq9szt9t7BeBAfRGaCAhTGNRXZwwk%3D' (2024-05-13)
```

### 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, run:

```sh
git branch -D update_flake_lock_action
git fetch origin
git checkout update_flake_lock_action
git commit --amend --no-edit
git push origin update_flake_lock_action --force
```

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