Use v4 actions

Author: MediaMarco

.github/workflows/test.yml

@@ -6,7 +6,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Test JLineup Workflow
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Run JLineup before
         uses: ./ # Uses an action in the root directory
         id: jlineup_before
@@ -26,7 +26,7 @@ jobs:
       - name: Get the success indicator
         run: echo ${{ steps.jlineup_after.outputs.success }}
       - name: Archive JLineup report
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: JLineup Report
           path: ${{ steps.jlineup_before.outputs.workspace }}/report