Bump actions/checkout from 4 to 6

Bumps [actions/checkout](https://github.com/actions/checkout) from 4 to 6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4...v6)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/cicd-1-pull-request.yaml

@@ -26,7 +26,7 @@ jobs:
       does_pull_request_exist: ${{ steps.pr_exists.outputs.does_pull_request_exist }}
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: "Set CI/CD variables"
         id: variables
         run: |

.github/workflows/cicd-2-publish.yaml

@@ -22,7 +22,7 @@ jobs:
       version: ${{ steps.variables.outputs.version }}
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: "Set CI/CD variables"
         id: variables
         run: |
@@ -53,7 +53,7 @@ jobs:
     timeout-minutes: 3
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: "Get the artefacts"
         run: |
           echo "Getting the artefacts created by the build stage ..."

.github/workflows/cicd-3-deploy.yaml

@@ -24,7 +24,7 @@ jobs:
       tag: ${{ steps.variables.outputs.tag }}
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: "Set CI/CD variables"
         id: variables
         run: |
@@ -56,7 +56,7 @@ jobs:
     timeout-minutes: 10
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
   # TODO: More jobs or/and steps here
   # success:
   #   name: "Success notification"

.github/workflows/stage-1-commit.yaml

@@ -39,7 +39,7 @@ jobs:
     timeout-minutes: 2
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0 # Full history is needed to scan all commits
       - name: "Scan secrets"
@@ -50,7 +50,7 @@ jobs:
     timeout-minutes: 2
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0 # Full history is needed to compare branches
       - name: "Check file format"
@@ -61,7 +61,7 @@ jobs:
     timeout-minutes: 2
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0 # Full history is needed to compare branches
       - name: "Check Markdown format"
@@ -72,7 +72,7 @@ jobs:
     timeout-minutes: 2
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0 # Full history is needed to compare branches
       - name: "Check English usage"
@@ -83,7 +83,7 @@ jobs:
     timeout-minutes: 2
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: "Lint Terraform"
         uses: ./.github/actions/lint-terraform
   count-lines-of-code:
@@ -95,7 +95,7 @@ jobs:
     timeout-minutes: 2
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: "Count lines of code"
         uses: ./.github/actions/create-lines-of-code-report
         with:
@@ -114,7 +114,7 @@ jobs:
     timeout-minutes: 2
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: "Scan dependencies"
         uses: ./.github/actions/scan-dependencies
         with:

.github/workflows/stage-2-test.yaml

@@ -39,7 +39,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: "Run unit test suite"
         run: |
           make test-unit
@@ -52,7 +52,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: "Run linting"
         run: |
           make test-lint
@@ -66,7 +66,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: "Run test coverage check"
         run: |
           make test-coverage
@@ -83,7 +83,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0 # Full history is needed to improving relevancy of reporting
       - name: "Perform static analysis"

.github/workflows/stage-3-build.yaml

@@ -39,7 +39,7 @@ jobs:
     timeout-minutes: 3
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: "Build artefact 1"
         run: |
           echo "Building artefact 1 ..."
@@ -56,7 +56,7 @@ jobs:
     timeout-minutes: 3
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: "Build artefact 2"
         run: |
           echo "Building artefact 2 ..."

.github/workflows/stage-4-acceptance.yaml

@@ -39,7 +39,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: "Create infractructure"
         run: |
           echo "Creating infractructure..."
@@ -56,7 +56,7 @@ jobs:
     timeout-minutes: 10
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: "Run contract test"
         run: |
           make test-contract
@@ -70,7 +70,7 @@ jobs:
     timeout-minutes: 10
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: "Run security test"
         run: |
           make test-security
@@ -84,7 +84,7 @@ jobs:
     timeout-minutes: 10
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: "Run UI test"
         run: |
           make test-ui
@@ -98,7 +98,7 @@ jobs:
     timeout-minutes: 10
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: "Run UI performance test"
         run: |
           make test-ui-performance
@@ -112,7 +112,7 @@ jobs:
     timeout-minutes: 10
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: "Run integration test"
         run: |
           make test-integration
@@ -126,7 +126,7 @@ jobs:
     timeout-minutes: 10
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: "Run accessibility test"
         run: |
           make test-accessibility
@@ -140,7 +140,7 @@ jobs:
     timeout-minutes: 10
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: "Run load tests"
         run: |
           make test-load
@@ -164,7 +164,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: "Tear down environment"
         run: |
           echo "Tearing down environment..."