another way to write version

Author: vcarluer

.github/workflows/publish-to-test-pypi.yml

@@ -15,8 +15,8 @@ jobs:
       run: echo ::set-output name=VERSION::${GITHUB_REF/refs\/tags\//}
     - name: Replace version
       run: |
-        echo Changing version in setup.py to {{ steps.get_version.outputs.VERSION }}
-        sed -i 's/VERSION = ".*"/VERSION = "{{ steps.get_version.outputs.VERSION }}"/g' setup.py
+        echo Changing version in setup.py to ${{ steps.get_version.outputs.VERSION
+        sed -i 's/VERSION = ".*"/VERSION = "${{ steps.get_version.outputs.VERSION }}"/g' setup.py
     - name: Set up Python 3.9
       uses: actions/setup-python@v1
       with: