Bump actions/checkout from 3 to 4 (#2351)

Bumps [actions/checkout](https://github.com/actions/checkout) from 3 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v3...v4)

---
updated-dependencies:
- dependency-name: actions/checkout
  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.github/workflows/check-outdated-content.yaml

@@ -67,7 +67,7 @@ jobs:
         echo "OUTPUT_DIR=${OUTPUT_DIR}" >> $GITHUB_ENV
     
     - name: Checkout 
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         fetch-depth: 0 # fetch all history for all tags and branches
 

.github/workflows/es-spellcheck.yml

@@ -23,7 +23,7 @@ jobs:
     name: Run PySpelling tool to verify spanish spelling issues
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Check word list sort
         run: |
           set -o errexit

.github/workflows/spellcheck.yml

@@ -22,7 +22,7 @@ jobs:
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: GitHub Spellcheck Action
         uses: rojopolis/[email protected]