Bump actions/checkout from 5 to 6 (codeready-toolchain#1226)

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] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/ci-build.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout code
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - name: Install Go
       uses: actions/setup-go@v6
@@ -35,7 +35,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout code
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - name: Install Go
       uses: actions/setup-go@v6

.github/workflows/ci-check-gomod.yml

@@ -12,6 +12,6 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
     - name: Checkout code
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
     - name: check
       uses: codeready-toolchain/toolchain-cicd/gomod-check@master

.github/workflows/govulncheck.yml

@@ -11,7 +11,7 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - name: Run govulncheck
       uses: codeready-toolchain/toolchain-cicd/govulncheck-action@master

.github/workflows/publish-operators-for-e2e-tests.yml

@@ -25,7 +25,7 @@ jobs:
     steps:
     # Checkout from PR event
     - name: Checkout code from PR event
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       if: ${{ github.event_name == 'pull_request_target' }}
       with:
         ref: ${{github.event.pull_request.head.ref}}
@@ -45,7 +45,7 @@ jobs:
     # Checkout the code based on the data retrieved from the previous step
     # Is executed only for comment events
     - name: Checkout code from PR
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       if: ${{ github.event_name == 'issue_comment' }}
       with:
         repository: ${{ fromJson(steps.request.outputs.data).head.repo.full_name }}

.github/workflows/publish-sandbox-ui-for-ui-e2e-tests.yml

@@ -23,7 +23,7 @@ jobs:
     steps:
       # Checkout from PR event
       - name: Checkout code from PR event
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         if: ${{ github.event_name == 'pull_request_target' }}
         with:
           ref: ${{github.event.pull_request.head.ref}}
@@ -43,7 +43,7 @@ jobs:
       # Checkout the code based on the data retrieved from the previous step
       # Is executed only for comment events
       - name: Checkout code from PR
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         if: ${{ github.event_name == 'issue_comment' }}
         with:
           repository: ${{ fromJson(steps.request.outputs.data).head.repo.full_name }}