Chore(deps): Bump actions/checkout from 3 to 4

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](https://github.com/actions/checkout/compare/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>

.github/workflows/appstore-build-publish.yml

@@ -32,7 +32,7 @@ jobs:
           echo "APP_VERSION=${GITHUB_REF##*/}" >> $GITHUB_ENV
 
       - name: Checkout
-        uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab # v3.5.2
+        uses: actions/checkout@v4 # v3.5.2
         with:
           path: ${{ env.APP_NAME }}
 
@@ -126,7 +126,7 @@ jobs:
           unzip latest-$NCVERSION.zip
 
       - name: Checkout server master fallback
-        uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab # v3.5.2
+        uses: actions/checkout@v4 # v3.5.2
         if: ${{ steps.server-checkout.outcome != 'success' }}
         with:
           submodules: true