update release workflow

Author: skarndev

.github/workflows/release.yml

@@ -18,8 +18,8 @@ jobs:
           sudo apt install zip
           python -m pip install --upgrade pip
           pip install -r requirements.txt
-          python build.py --dist build
-          zip -r umodel_tools.zip build
+          python build.py
+          zip -r umodel_tools.zip umodel_tools
 
       - name: Create Release
         run: gh release create ${GITHUB_REF#refs/*/} -t ${GITHUB_REF#refs/*/} umodel_tools.zip --generate-notes