publish package action to use download-artifact v4 instead of v3

Author: sm00thix

.github/workflows/package_workflow.yml

@@ -19,7 +19,7 @@ jobs:
         if: ${{ github.event.workflow_run.conclusion == 'success' }}
         steps:  
             - uses: actions/checkout@v4
-            - uses: actions/download-artifact@v3
+            - uses: actions/download-artifact@v4
               with:
                 name: python-package-distributions
                 path: dist/