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/ci.yml

@@ -24,7 +24,7 @@ jobs:
 
     steps:
       - name: Checkout Code Repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Cache packages
         uses: actions/cache@v3
@@ -45,7 +45,7 @@ jobs:
             sudo dpkg -L libimage-exiftool-perl libmagickwand-dev  | while IFS= read -r f; do if test -f $f; then echo $f; fi; done | xargs cp --parents --target-directory ~/packages/
           fi
 
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Install poetry
         run: pipx install poetry
 
@@ -64,7 +64,7 @@ jobs:
 
     steps:
       - name: Checkout Code Repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Build the Stack
         run:  docker-compose -f local.yml build