chore(deps): update actions/setup-node action to v7 (#119)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [actions/setup-node](https://redirect.github.com/actions/setup-node) |
action | major | `v6` → `v7` |

---

### Release Notes

<details>
<summary>actions/setup-node (actions/setup-node)</summary>

###
[`v7.0.0`](https://redirect.github.com/actions/setup-node/compare/v6.5.0...v7.0.0)

[Compare
Source](https://redirect.github.com/actions/setup-node/compare/v7.0.0...v7.0.0)

###
[`v7`](https://redirect.github.com/actions/setup-node/compare/v6.5.0...v7.0.0)

[Compare
Source](https://redirect.github.com/actions/setup-node/compare/v6.5.0...v7.0.0)

</details>

---

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.github/workflows/continuous-delivery.yml

@@ -32,7 +32,7 @@ jobs:
         uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7
 
       - name: Setup Node
-        uses: actions/setup-node@249970729cb0ef3589644e2896645e5dc5ba9c38 # v6
+        uses: actions/setup-node@820762786026740c76f36085b0efc47a31fe5020 # v7
         with:
           # Use the latest LTS version of Node.js already installed on the runner.
           node-version: latest