fix: remove testpypi we don't need it in the workflow (#582)

Author: lukeocodes

.github/workflows/release-please.yml

@@ -80,10 +80,6 @@ jobs:
         run: poetry install
       - name: Build package
         run: poetry build
-      - name: Publish to TestPyPI
-        env:
-          POETRY_PYPI_TOKEN_TESTPYPI: ${{ secrets.TEST_PYPI_TOKEN }}
-        run: poetry publish --repository testpypi
       - name: Publish to PyPI
         env:
           POETRY_PYPI_TOKEN_PYPI: ${{ secrets.PYPI_TOKEN }}