chore(deps): update goreleaser/goreleaser-action action to v6 (#13)

This PR contains the following updates:

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

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### Release Notes

<details>
<summary>goreleaser/goreleaser-action (goreleaser/goreleaser-action)</summary>

### [`v6`](https://github.com/goreleaser/goreleaser-action/compare/v5...v6)

[Compare Source](https://github.com/goreleaser/goreleaser-action/compare/v5...v6)

</details>

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### 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 becomes conflicted, or you tick the rebase/retry checkbox.

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

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

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This PR has been generated by [Renovate Bot](https://github.com/renovatebot/renovate).
<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzNy40MjQuMyIsInVwZGF0ZWRJblZlciI6IjM3LjQyNC4zIiwidGFyZ2V0QnJhbmNoIjoibWFzdGVyIiwibGFiZWxzIjpbXX0=-->

Co-authored-by: Renovate Bot <renovate-bot@gitea.com>
Reviewed-on: abs3nt/gspot#13

.gitea/workflows/releaser.yaml

@@ -19,7 +19,7 @@ jobs:
           go-version: '1.22'
           cache: true
       - name: Run GoReleaser
-        uses: goreleaser/goreleaser-action@v5
+        uses: goreleaser/goreleaser-action@v6
         with:
           distribution: goreleaser
           version: nightly