Bump actions/checkout from 4 to 5 (#154)

Bumps [actions/checkout](https://github.com/actions/checkout) from 4 to 5.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4...v5)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/publish.yml

@@ -15,7 +15,7 @@ jobs:
       contents: read
       packages: write
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: docker/login-action@v3
         with:
           registry: ghcr.io
@@ -39,7 +39,7 @@ jobs:
     runs-on: ubuntu-latest
     if: ${{ github.event.release.tag_name != '' }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           fetch-depth: 0
       - run: |

.github/workflows/test.yml

@@ -21,21 +21,21 @@ jobs:
         with:
           go-version: ${{ env.GO_VERSION }}
           cache: false
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - run: go mod tidy && git diff --exit-code go.mod go.sum
       - run: go run github.com/elastic/[email protected] --config docs/config.yaml --renderer=markdown --output-path docs/api-reference.md --source-path=apis
   helm:
     name: helm-lint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - run: helm lint helm/haproxy-operator/ --strict
       - run: helm template chart helm/haproxy-operator > /dev/null
   golangci:
     name: golangci-lint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: actions/setup-go@v5
         with:
           go-version: ${{ env.GO_VERSION }}
@@ -52,7 +52,7 @@ jobs:
         with:
           go-version: ${{ env.GO_VERSION }}
           cache: false
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - run: go run github.com/onsi/ginkgo/v2/[email protected] -r --randomize-all --randomize-suites --race --trace --fail-on-pending --keep-going --vet off --cover
       - run: cat coverprofile.out | grep -v "zz_generated." > coverprofile.out.filtered
       - uses: shogo82148/actions-goveralls@v1