merge: chore(deps): update module github.com/xanzy/go-gitlab to v0.111.0

This MR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [github.com/xanzy/go-gitlab](https://github.com/xanzy/go-gitlab) | require | minor | `v0.110.0` -> `v0.111.0` |

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### Release Notes

<details>
<summary>xanzy/go-gitlab (github.com/xanzy/go-gitlab)</summary>

### [`v0.111.0`](https://github.com/xanzy/go-gitlab/releases/tag/v0.111.0)

[Compare Source](https://github.com/xanzy/go-gitlab/compare/v0.110.0...v0.111.0)

#### What's Changed

-   Add event_name field to the audit events. by [@&#8203;lstout](https://github.com/lstout) in https://github.com/xanzy/go-gitlab/pull/2024
-   Add Description field in Environments API by [@&#8203;timofurrer](https://github.com/timofurrer) in https://github.com/xanzy/go-gitlab/pull/2025
-   Add 'default_branch' attribute by [@&#8203;jgangemi](https://github.com/jgangemi) in https://github.com/xanzy/go-gitlab/pull/2030
-   Add support for Harbor Integration by [@&#8203;houstonj1](https://github.com/houstonj1) in https://github.com/xanzy/go-gitlab/pull/2027

#### New Contributors

-   [@&#8203;jgangemi](https://github.com/jgangemi) made their first contribution in https://github.com/xanzy/go-gitlab/pull/2030
-   [@&#8203;houstonj1](https://github.com/houstonj1) made their first contribution in https://github.com/xanzy/go-gitlab/pull/2027

**Full Changelog**: https://github.com/xanzy/go-gitlab/compare/v0.110.0...v0.111.0

</details>

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See merge request !88