updated poetry version for pypi build

.github/workflows/publish.yml

@@ -17,7 +17,7 @@ jobs:
       - name: set up Poetry
         uses: abatilo/actions-poetry@v2.0.0
         with:
-          poetry-version: "1.1.6"
+          poetry-version: "1.3.1"
       - name: get version
         id: get_version
         run: echo ::set-output name=VERSION::${GITHUB_REF/refs\/tags\//}