Update python-package.yml

Author: YonkoSam

.github/workflows/python-package.yml

@@ -20,12 +20,7 @@ jobs:
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies
-      run: |
-        python -m pip install --upgrade pip
-        python -m pip install flake8 pytest
-        if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
-        # Install the package in development mode
-        pip install -e .[dev] .
+      run: pip install .[dev]
     - name: Lint with flake8
       run: |
         # stop the build if there are Python syntax errors or undefined names