Update database_update.yml

Author: JerBouma

.github/workflows/database_update.yml

@@ -17,8 +17,8 @@ jobs:
         uses: actions/setup-python@v4
         with:
           python-version: '3.10'
-      - run: pip install -r requirements.txt
-      - run: pip install financedatabase openpyxl
+      - run: pip install poetry
+      - run: poetry install
       - name: Add New Tickers and Update Old Ones
         uses: jannekem/run-python-script-action@v1
         with: