Bump actions/checkout from 5 to 6 (#12536)

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

Author: dependabot[bot]

.github/workflows/checklist.yml

@@ -24,7 +24,7 @@ jobs:
     steps:
       - name: Checkout Repository
         id: checkout_repo
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Verify Checklist
         id: verify_checklist
         uses: ./.github/actions/verification/checklist/v1

.github/workflows/expectations.yml

@@ -20,7 +20,7 @@ jobs:
     steps:
       - name: Checkout Repository
         id: checkout_repo
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Comment on Community PRs
         uses: ./.github/actions/commenting/expectations/v1
         with:

.github/workflows/stale-content.yml

@@ -22,7 +22,7 @@ jobs:
     steps:
       - name: Checkout Repository
         id: checkout_repo
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Write Report
         uses: ./.github/actions/reporting/stale-content/v1
         with:

.github/workflows/targeting-repo-files.yml

@@ -29,7 +29,7 @@ jobs:
     steps:
       - name: Checkout Repository
         id: checkout_repo
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Authorized to Modify Repo Files?
         uses: ./.github/actions/verification/authorization/v1
         with:

.github/workflows/targeting-valid-branch.yml

@@ -18,7 +18,7 @@ jobs:
     steps:
       - name: Checkout Repository
         id: checkout_repo
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Authorized to Target Live Branch?
         uses: ./.github/actions/verification/authorization/v1
         with:

.github/workflows/versioned-content.yml

@@ -20,7 +20,7 @@ jobs:
     steps:
       - name: Checkout Repository
         id: checkout_repo
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Write Report
         uses: ./.github/actions/reporting/versioned-content/v1
         with: