chore(deps): update dependency python to 3.14

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [astral-sh/setup-uv](https://github.com/astral-sh/setup-uv) | action | major | `v6` -> `v7` |

---

### Release Notes

<details>
<summary>astral-sh/setup-uv (astral-sh/setup-uv)</summary>

### [`v7`](https://github.com/astral-sh/setup-uv/compare/v6...v7)

[Compare Source](https://github.com/astral-sh/setup-uv/compare/v6...v7)

</details>

---

### Configuration

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🚦 **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

---

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Reviewed-on: #383
Co-authored-by: renovate[bot] <renovate-bot@git.tainton.uk>
Co-committed-by: renovate[bot] <renovate-bot@git.tainton.uk>

.gitea/workflows/ci.yml

@@ -27,7 +27,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@v6
         with:
-          python-version: 3.13
+          python-version: 3.14
 
       - name: uv cache
         uses: actions/cache@v4

.gitea/workflows/release.yml

@@ -53,7 +53,7 @@ jobs:
       #   with:
       #     python-version: "3.13"
       - name: Install uv
-        uses: astral-sh/setup-uv@v6
+        uses: astral-sh/setup-uv@v7
         with:
           enable-cache: true
           cache-dependency-glob: "uv.lock"