chore(deps): update golangci/golangci-lint-action action to v6 (#258)

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This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
|
[golangci/golangci-lint-action](https://github.com/golangci/golangci-lint-action)
| action | major | `v4` -> `v6` |

---

### Release Notes

<details>
<summary>golangci/golangci-lint-action
(golangci/golangci-lint-action)</summary>

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

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

###
[`v5`](https://github.com/golangci/golangci-lint-action/compare/v4...v5)

[Compare
Source](https://github.com/golangci/golangci-lint-action/compare/v4...v5)

</details>

---

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.github/workflows/lint-go.yml

@@ -15,7 +15,7 @@ jobs:
         with:
           go-version-file: 'go.mod'
       - name: golangci-lint
-        uses: golangci/golangci-lint-action@v4
+        uses: golangci/golangci-lint-action@v6
         with:
           version: v1.56.2
           args: --timeout=5m