Update test-package.yml

Author: pybash1

.github/workflows/test-package.yml

@@ -22,7 +22,7 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        python -m pip install flake8 playsound mypy enrocrypt py-expression-eval
+        python -m pip install flake8 playsound mypy enrocrypt py_expression_eval
     - name: Lint with flake8
       run: |
         flake8 py_everything/ --count --select=E9,F63,F7,F82 --show-source --statistics