Update build-and-test.yml

Added pip module beancount for installation in dependencies.

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

@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout
     - name: Set up Python 3.10
       uses: actions/setup-python@v3
       with:
@@ -28,7 +28,7 @@ jobs:
         python -m pip install --upgrade pip
         pip install flake8 pytest
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
-        sudo apt-get -y install python3-beancount
+        python3 -m pip install beancount
     - name: Lint with flake8
       run: |
         # stop the build if there are Python syntax errors or undefined names