chore(deps): update actions/checkout action to v6 (#554)

This PR contains the following updates:

| Package | Type | Update | Change | OpenSSF |
|---|---|---|---|---|
| [actions/checkout](https://redirect.github.com/actions/checkout) |
action | major | `v5.0.1` -> `v6.0.0` | [![OpenSSF
Scorecard](https://api.securityscorecards.dev/projects/github.com/actions/checkout/badge)](https://securityscorecards.dev/viewer/?uri=github.com/actions/checkout)
|

---

### Release Notes

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

###
[`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)

</details>

---

### Configuration

📅 **Schedule**: Branch creation - At any time (no schedule defined),
Automerge - Only on Sunday and Saturday ( * * * * 0,6 ) in timezone
Europe/Dublin.

🚦 **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.

---

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

---

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View the [repository job
log](https://developer.mend.io/github/BSStudio/bss-web-admin-backend).

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Author: renovate[bot]

.github/workflows/docker.yml

@@ -18,7 +18,7 @@ jobs:
     name: Lint Dockerfile
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
+      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
       - uses: hadolint/hadolint-action@2332a7b74a6de0dda2e2221d575162eba76ba5e5 # v3.3.0
 
   build:
@@ -31,7 +31,7 @@ jobs:
       id-token: write
       security-events: write
     steps:
-      - uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
+      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
       - uses: docker/login-action@5e57cd118135c172c3672efd75eb46360885c0ef # v3.6.0
         with:
           registry: ghcr.io

.github/workflows/gradle.yml

@@ -18,7 +18,7 @@ jobs:
     permissions:
       id-token: write # for codecov
     steps:
-      - uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
+      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
         with:
           fetch-depth: '0' # to allow sonar to attach git blame information
       - uses: actions/setup-java@dded0888837ed1f317902acf8a20df0ad188d165 # v5.0.0
@@ -43,7 +43,7 @@ jobs:
     runs-on: ubuntu-22.04-arm
     name: "Integration test"
     steps:
-      - uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
+      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
       - uses: actions/setup-java@dded0888837ed1f317902acf8a20df0ad188d165 # v5.0.0
         with:
           distribution: "liberica"

.github/workflows/release.yml

@@ -22,7 +22,7 @@ jobs:
           permission-issues: write # to be able to comment on released issues
           permission-pull-requests: write # to be able to comment on released pull requests
 
-      - uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
+      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
         with:
           token: ${{ steps.release-token.outputs.token }}
           fetch-depth: 0

.github/workflows/scorecard.yml

@@ -31,7 +31,7 @@ jobs:
           permission-issues: write # to be able to comment on released issues
           permission-pull-requests: write # to be able to comment on released pull requests
 
-      - uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
+      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
         with:
           persist-credentials: false