chore: bump action/upload-artifact

Author: dmaccormack

.github/workflows/ci.yml

@@ -51,7 +51,7 @@ jobs:
     - name: Integration Test
       run: cd itest && ./itest.sh
     - name: Package artifacts
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       if: success()
       with:
         name: jsonurl-javascript