Remove poetry install from release action (#140)

Author: fpjentzsch

.github/workflows/release.yml

@@ -20,26 +20,20 @@ jobs:
         run: |
           # Build tests subpackage
           cd tests
-          poetry install
           poetry build
           export VERSION=$(poetry version -s)
           cd ..
 
           # Build notebooks subpackage
           cd notebooks
-          poetry install
           poetry build
           cd ..
 
           # Update main pyproject.toml with the correct version
           sed -i "s/finn-plus-tests = { version = \"\*\", optional = true }/finn-plus-tests = { version = \"$VERSION\", optional = true }/" pyproject.toml
           sed -i "s/finn-plus-notebooks = { version = \"\*\", optional = true }/finn-plus-notebooks = { version = \"$VERSION\", optional = true }/" pyproject.toml
-      - name: Free disk space
-        run: |
-          poetry env remove --all
       - name: Build main package
         run: |
-          poetry install
           poetry build
       - name: Publish all packages
         run: |