drop Python tests on xenial

.github/workflows/test-all-Ubuntu.yml

@@ -44,16 +44,13 @@ jobs:
           composer install --no-progress --dev
           cd airtime_mvc/tests
           php ../../vendor/bin/phpunit
-  test-xenial:
+  test-xenial-php:
     runs-on: ubuntu-16.04
     env:
       ENVIRONMENT: testing
       LIBRETIME_LOG_DIR: /tmp/log/libretime
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/setup-python@v2
-        with:
-          python-version: '3.5'
       - name: Setup PostgreSQL
         run: |
           sudo systemctl start postgresql.service
@@ -68,11 +65,6 @@ jobs:
           php-version: '7.0'
       - name: Install prerequisites
         run: sudo -E ./.github/scripts/install-xenial.sh
-      - name: Run Python tests
-        run: |
-          pip3 install --upgrade pip
-          sudo ./.github/scripts/python-pkg-install.sh
-          ./.github/scripts/python-pkg-test.sh
       - name: Run PHP tests
         run: |
           echo "::group::Install PHP dependencies"