Fix build

Author: ngc436

.github/workflows/build.yaml

@@ -29,8 +29,7 @@ jobs:
         run: |
             python -m pip install --upgrade pip
             python -m pip install flake8 pytest poetry
-            poetry export -f requirements.txt --without-hashes --with dev > requirements.txt
-            pip install -r requirements.txt
+            poetry install
       - name: Download english corpus
         run: python -m spacy download en_core_web_sm
       - name: set pythonpath