Bump actions/checkout from 3 to 4 (#14)

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

.github/workflows/deploy.yml

@@ -18,7 +18,7 @@ jobs:
   validate-geojson:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Validate GeoJSON
         uses: docker://orrosenblatt/validate-json-action:latest
         env:
@@ -27,7 +27,7 @@ jobs:
   validate-metadata:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Validate "metadata.json"
         uses: docker://orrosenblatt/validate-json-action:latest
         env:
@@ -39,7 +39,7 @@ jobs:
     runs-on: ubuntu-latest
     if: ${{ github.event_name == 'push' || github.event.workflow_run.conclusion == 'success' }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           repository: ${{ github.repository_owner }}/equalstreetnames
           persist-credentials: false

.github/workflows/update-data.yml

@@ -22,7 +22,7 @@ jobs:
   update-data:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           repository: ${{ github.repository_owner }}/equalstreetnames
           persist-credentials: false