chore(deps): update actions/checkout action to v5

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [actions/setup-python](https://github.com/actions/setup-python) | action | major | `v5` -> `v6` |

---

### Release Notes

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

### [`v6`](https://github.com/actions/setup-python/compare/v5...v6)

[Compare Source](https://github.com/actions/setup-python/compare/v5...v6)

</details>

---

### Configuration

📅 **Schedule**: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 **Automerge**: Disabled by config. Please merge this manually once you are satisfied.

♻ **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 this update again.

---

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

---

This PR has been generated by [Renovate Bot](https://github.com/renovatebot/renovate).
<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiI0MS45MS40IiwidXBkYXRlZEluVmVyIjoiNDEuOTEuNCIsInRhcmdldEJyYW5jaCI6Im1haW4iLCJsYWJlbHMiOlsidHlwZS9kZXBlbmRlbmNpZXMiXX0=-->

Reviewed-on: #33
Co-authored-by: Renovate [BOT] <renovate-bot@git.tainton.uk>
Co-committed-by: Renovate [BOT] <renovate-bot@git.tainton.uk>

.gitea/workflows/ci-python-poetry-with-docker.yml

@@ -32,7 +32,7 @@ jobs:
           no-fail: true
 
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: "${{ inputs.python-version }}"
 

.gitea/workflows/ci-python-poetry.yml

@@ -25,7 +25,7 @@ jobs:
           fetch-depth: 0
 
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: "${{ inputs.python-version }}"
 

.gitea/workflows/ci-python-uv-with-docker.yml

@@ -32,7 +32,7 @@ jobs:
           no-fail: true
 
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: "${{ vars.PYTHON_VERSION }}"
 

.gitea/workflows/ci-python-with-docker.yml

@@ -29,7 +29,7 @@ jobs:
           no-fail: true
 
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: "${{ inputs.python-version }}"
 

.gitea/workflows/ci-python.yml

@@ -22,7 +22,7 @@ jobs:
           fetch-depth: 0
 
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: "${{ inputs.python-version }}"
 

.github/workflows/ci-python-poetry-with-docker.yml

@@ -32,7 +32,7 @@ jobs:
           format: sonarqube
           no-fail: true
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: "${{ steps.python-version.outputs.value }}"
       - name: Setup Poetry

.github/workflows/ci-python-poetry.yml

@@ -26,7 +26,7 @@ jobs:
         with:
           fetch-depth: 0
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: "${{ steps.python-version.outputs.value }}"
       - name: Setup Poetry

.github/workflows/ci-python-with-docker.yml

@@ -32,7 +32,7 @@ jobs:
           format: sonarqube
           no-fail: true
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: "${{ steps.python-version.outputs.value }}"
       - name: Update Pip

.github/workflows/ci-python.yml

@@ -26,7 +26,7 @@ jobs:
         with:
           fetch-depth: 0
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: "${{ steps.python-version.outputs.value }}"
       - name: Update Pip