Chore(deps): Bump actions/checkout from 5 to 6

Bumps [actions/checkout](https://github.com/actions/checkout) from 5 to 6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v5...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/call-g2g-composite-action.yaml

@@ -21,7 +21,7 @@ jobs:
       pull-requests: write
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
       - name: "Call the lfit/github2gerrit composite action"

.github/workflows/github2gerrit-v2.yaml

@@ -113,7 +113,7 @@ jobs:
           echo "::notice::Installed git-review $(git review --version)"
 
       - name: "Checkout repository"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: ${{ inputs.FETCH_DEPTH }}
           ref: ${{ github.event.pull_request.head.sha }}

.github/workflows/github2gerrit.yaml

@@ -97,7 +97,7 @@ jobs:
           jq --version
 
       - name: Clone Github repo where the PR is submitted
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: ${{ inputs.fetch_depth }}
           ref: ${{ github.event.pull_request.head.sha }}

.github/workflows/integration-tests.yaml

@@ -35,7 +35,7 @@ jobs:
       test-pr-number: ${{ steps.create-test-pr.outputs.pr-number }}
       test-repo-url: ${{ steps.setup.outputs.repo-url }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: "Setup test repository"
         id: setup
@@ -80,7 +80,7 @@ jobs:
           - change-id-reuse
           - issue-id-integration
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: "Setup mock Gerrit server"
         run: |
@@ -197,7 +197,7 @@ jobs:
           - change-id-reuse
           - issue-id-lookup
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: "Setup regression test environment"
         run: |
@@ -311,7 +311,7 @@ jobs:
           - malformed-pr-data
           - conflicting-inputs
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: "Setup error scenario: ${{ matrix.error-type }}"
         run: |
@@ -366,7 +366,7 @@ jobs:
     runs-on: ubuntu-latest
     if: inputs.test_level == 'comprehensive' || github.event_name == 'schedule'
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: "Performance benchmark V1 vs V2"
         run: |

.github/workflows/testing.yaml

@@ -23,7 +23,7 @@ jobs:
     timeout-minutes: 3
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: "Install dependencies"
         run: |
@@ -84,7 +84,7 @@ jobs:
     timeout-minutes: 5
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: "Test dependencies installation"
         run: |
@@ -143,7 +143,7 @@ jobs:
     timeout-minutes: 8
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: "Setup test environment"
         run: |
@@ -253,7 +253,7 @@ jobs:
     timeout-minutes: 10
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: "Real Gerrit connection test (dry-run)"
         uses: ./

action.yaml

@@ -73,7 +73,7 @@ runs:
         jq --version
 
     - name: Clone Github repo where the PR is submitted
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         fetch-depth: ${{ inputs.FETCH_DEPTH }}
         ref: ${{ github.event.pull_request.head.sha }}