'update CI to use upload-artifacts v4'

Author: ZeroSkill1

.github/workflows/ci.yml

@@ -35,7 +35,7 @@ jobs:
           rm $ZIPNAME
           echo "OUTNAME=${ZIPNAME%.zip}" >> $GITHUB_ENV
 
-      - uses: actions/upload-artifact@v2
+      - uses: actions/upload-artifact@v4
         with:
           name: ${{ env.OUTNAME }}
           path: release/*