build(github-actions): Bump dependency node to v20.19.5 (#341)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [node](https://redirect.github.com/actions/node-versions) | uses-with
| patch | `20.19.4` -> `20.19.5` |
| [node](https://redirect.github.com/actions/node-versions) | uses-with
| minor | `20` -> `20.19.5` |

---

### Release Notes

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

###
[`v20.19.5`](https://redirect.github.com/actions/node-versions/releases/tag/20.19.5-17451167955):
20.19.5

[Compare
Source](https://redirect.github.com/actions/node-versions/compare/20.19.4-16309772647...20.19.5-17451167955)

Node.js 20.19.5

</details>

---

### Configuration

📅 **Schedule**: Branch creation - Between 08:00 AM and 04:59 PM, only on
Monday ( * 8-16 * * 1 ) (UTC), Automerge - At any time (no schedule
defined).

🚦 **Automerge**: Enabled.

♻ **Rebasing**: Whenever PR is behind base branch, or you tick the
rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about these
updates again.

---

- [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check
this box

---

This PR was generated by [Mend Renovate](https://mend.io/renovate/).
View the [repository job
log](https://developer.mend.io/github/UI5/sample-app).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiI0MS42MC40IiwidXBkYXRlZEluVmVyIjoiNDEuOTEuMSIsInRhcmdldEJyYW5jaCI6Im1haW4iLCJsYWJlbHMiOltdfQ==-->

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/deploy.yml

@@ -15,7 +15,7 @@ jobs:
     - name: Setup Node.js environment
       uses: actions/setup-node@v4
       with:
-        node-version: 20
+        node-version: 20.19.5
 
     - run: npm install
     - run: npm run build

.github/workflows/github-ci.yml

@@ -20,7 +20,7 @@ jobs:
     - name: Use Node.js LTS 20.11.0
       uses: actions/setup-node@v4
       with:
-        node-version: 20.19.4
+        node-version: 20.19.5
 
     - name: Install dependencies
       run: npm ci