…lugin to v2.40.0 (mulk/quarkus-googlecloud-jsonlogging!20)

This MR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [com.diffplug.spotless:spotless-maven-plugin](https://github.com/diffplug/spotless) | build | minor | `2.39.0` -> `2.40.0` |

---

### Release Notes

<details>
<summary>diffplug/spotless</summary>

### [`v2.40.0`](https://github.com/diffplug/spotless/blob/HEAD/CHANGES.md#&#8203;2400---2023-07-17)

##### Added

-   Added support for Protobuf formatting based on [Buf](https://buf.build/). ([#&#8203;1208](diffplug/spotless#1208))
-   `enum OnMatch { INCLUDE, EXCLUDE }` so that `FormatterStep.filterByContent` can not only include based on the pattern but also exclude. ([#&#8203;1749](diffplug/spotless#1749))

##### Fixed

-   Update documented default `semanticSort` to `false`. ([#&#8203;1728](diffplug/spotless#1728))

##### Changes

-   Bump default `cleanthat` version to latest `2.13` -> `2.17`. ([#&#8203;1734](diffplug/spotless#1734))
-   Bump default `ktlint` version to latest `0.49.1` -> `0.50.0`. ([#&#8203;1741](diffplug/spotless#1741))
    -   Dropped support for `ktlint 0.47.x` following our policy of supporting two breaking changes at a time.
    -   Dropped support for deprecated `useExperimental` parameter in favor of the `ktlint_experimental` property.

</details>

---

### Configuration

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

🚦 **Automerge**: Enabled.

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

🔕 **Ignore**: Close this MR and you won't be reminded about this update again.

---

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

---

This MR has been generated by [Renovate Bot](https://github.com/renovatebot/renovate).
<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzNC4yNC4wIiwidXBkYXRlZEluVmVyIjoiMzQuMjQuMCJ9-->