use single workflow

.github/workflows/pythonapp.yml

@@ -1,28 +0,0 @@
-name: Python application
-
-on: [push]
-
-jobs:
-  build:
-
-    runs-on: ubuntu-latest
-
-    steps:
-    - uses: actions/checkout@v1
-    - name: Set up Python 3.7
-      uses: actions/setup-python@v1
-      with:
-        python-version: 3.7
-
-    - name: Clone repo
-      run: |
-        git clone -b dev_ver2_0 https://github.com/aceisace/Inky-Calendar Inkycal
-    - name: Install dependencies and run
-      run: |
-        python -m pip install --upgrade pip
-        cd Inkycal
-        pip3 install -e ./
-        cd inkycal/modules && ls -al
-        cd ..
-        cd tests
-        for f in *.py; do python3 "$f"; done