ci: don't nest artifacts

Signed-off-by: Chapman Pendery <cpendery@vt.edu>

Author: cpendery

.github/workflows/pkg.yml

@@ -59,15 +59,11 @@ jobs:
         uses: actions/download-artifact@v4
         with:
           path: artifacts
-
-      - name: Combine artifacts into single zip
-        run: |
-          cd artifacts
-          zip -r ../inshellisense-all.zip .
+          merge-multiple: true
 
       - name: Upload combined artifact
         uses: actions/upload-artifact@v4
         with:
           name: inshellisense-all
-          path: inshellisense-all.zip
+          path: artifacts/*.tgz
           if-no-files-found: error