Update yml file

Author: cc1619

.github/workflows/test-and-deploy.yml

@@ -41,6 +41,8 @@ jobs:
           python -m pip install -r requirements.txt
           python -m nltk.downloader wordnet
           python -m nltk.downloader brown
+          python -m nltk.downloader punkt
+          python -m nltk.downloader stopwords
 
       - name: Lint with flake8
         run: |