Reshuffle instructions, also install vagrant

Author: moritzheiber

.github/workflows/test.yml

@@ -41,10 +41,16 @@ jobs:
         uses: actions/setup-python@v4
         with:
           cache: pip
-      - name: Run tests in Vagrant
+      - name: Install virtualbox
         run: |
           sudo apt-get update -qq
           sudo apt-get install -y virtualbox
+      - uses: nahsi/setup-hashi-tool@v1
+        with:
+          name: vagrant
+        name: Install vagrant
+      - name: Run tests in Vagrant
+        run: |
           pip install --upgrade pip
           python -m venv env
           source env/bin/activate