GitHub Actions(deps): Bump actions/checkout from 4.1.1 to 4.1.6

Bumps [actions/checkout](https://github.com/actions/checkout) from 4.1.1 to 4.1.6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4.1.1...v4.1.6)

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

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

.github/workflows/ci.yaml

@@ -22,7 +22,7 @@ jobs:
       doc_only: ${{ steps.diff_check.outputs.output }}
     steps:
       - name: Checkout code
-        uses: actions/[email protected].1
+        uses: actions/[email protected].6
         with:
           ref: ${{ github.head_ref }}
           fetch-depth: 2 # fetch last two commits to compare
@@ -54,7 +54,7 @@ jobs:
     steps:
       - name: Checkout code
         if: needs.precheck.outputs.doc_only != 'true'
-        uses: actions/[email protected].1
+        uses: actions/[email protected].6
         with:
           ref: staging
 
@@ -106,7 +106,7 @@ jobs:
     steps:
       - name: Checkout code
         if: needs.precheck.outputs.doc_only != 'true'
-        uses: actions/[email protected].1
+        uses: actions/[email protected].6
         with:
           ref: staging
 
@@ -189,7 +189,7 @@ jobs:
     needs: review-code
     steps:
       - name: Checkout code
-        uses: actions/[email protected].1
+        uses: actions/[email protected].6
         with:
           ref: staging
 

.github/workflows/first-interaction.yaml

@@ -11,7 +11,7 @@ jobs:
   check_for_first_interaction:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/[email protected].1
+      - uses: actions/[email protected].6
       - uses: actions/first-interaction@main
         with:
           repo-token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/pr-test.yaml

@@ -22,7 +22,7 @@ jobs:
       contents: read
     steps:
       - name: Checkout code
-        uses: actions/[email protected].1
+        uses: actions/[email protected].6
         with:
           ref: ${{ github.head_ref }}