Bump actions/checkout from 3 to 4 (#3211)

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>

.github/workflows/issues.yml

@@ -7,7 +7,7 @@ jobs:
   message:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Send a stream message
       uses: zulip/github-actions-zulip/send-message@cc9efe36b8bd6423eb5688536d98ab5ddc060bc3
       env:

.github/workflows/pr-jenkins.yml

@@ -18,12 +18,12 @@ jobs:
     name: Jenkinsfiles
     steps:
     - name: Checkout repo
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         path: main
 
     - name: Checkout shared libraries
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         repository: kiegroup/jenkins-pipeline-shared-libraries
         path: shared-libs