chore(deps): update actions/checkout action to v6 (#22)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [actions/checkout](https://redirect.github.com/actions/checkout) |
action | major | `v4.3.1` -> `v6.0.1` |

---

### Release Notes

<details>
<summary>actions/checkout (actions/checkout)</summary>

###
[`v6.0.1`](https://redirect.github.com/actions/checkout/compare/v6.0.0...v6.0.1)

[Compare
Source](https://redirect.github.com/actions/checkout/compare/v6.0.0...v6.0.1)

###
[`v6.0.0`](https://redirect.github.com/actions/checkout/compare/v5.0.1...v6.0.0)

[Compare
Source](https://redirect.github.com/actions/checkout/compare/v5.0.1...v6.0.0)

###
[`v5.0.1`](https://redirect.github.com/actions/checkout/releases/tag/v5.0.1)

[Compare
Source](https://redirect.github.com/actions/checkout/compare/v5.0.0...v5.0.1)

##### What's Changed

- Port v6 cleanup to v5 by
[@&#8203;ericsciple](https://redirect.github.com/ericsciple) in
[#&#8203;2301](https://redirect.github.com/actions/checkout/pull/2301)

**Full Changelog**:
<actions/checkout@v5...v5.0.1>

###
[`v5.0.0`](https://redirect.github.com/actions/checkout/releases/tag/v5.0.0)

[Compare
Source](https://redirect.github.com/actions/checkout/compare/v4.3.1...v5.0.0)

##### What's Changed

- Update actions checkout to use node 24 by
[@&#8203;salmanmkc](https://redirect.github.com/salmanmkc) in
[#&#8203;2226](https://redirect.github.com/actions/checkout/pull/2226)
- Prepare v5.0.0 release by
[@&#8203;salmanmkc](https://redirect.github.com/salmanmkc) in
[#&#8203;2238](https://redirect.github.com/actions/checkout/pull/2238)

##### ⚠️ Minimum Compatible Runner Version

**v2.327.1**\
[Release
Notes](https://redirect.github.com/actions/runner/releases/tag/v2.327.1)

Make sure your runner is updated to this version or newer to use this
release.

**Full Changelog**:
<actions/checkout@v4...v5.0.0>

</details>

---

### Configuration

📅 **Schedule**: Branch creation - "after 9am on the first day of the
month" (UTC), Automerge - At any time (no schedule defined).

🚦 **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

---

This PR was generated by [Mend Renovate](https://mend.io/renovate/).
View the [repository job
log](https://developer.mend.io/github/masterpointio/github-action-tf-test).

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Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/lint.yaml

@@ -13,6 +13,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out Git repository
-        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
+        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
       - name: Trunk Check
         uses: trunk-io/trunk-action@75699af9e26881e564e9d832ef7dc3af25ec031b # v1.2.4

.github/workflows/trunk-upgrade.yaml

@@ -17,7 +17,7 @@ jobs:
       pull-requests: write
     steps:
       - name: Checkout
-        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
+        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
 
       - name: Run Trunk Upgrade
         uses: masterpointio/github-action-trunk-upgrade@fix/admin-permissions

action.yaml

@@ -30,7 +30,7 @@ runs:
   using: composite
   steps:
     - name: Checkout
-      uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
+      uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
       with:
         token: ${{ inputs.github_token }}
         # In pull_request_target, use the base repo's synthetic merge ref to avoid cross-repo clones