re-enable cirun runner

.github/workflows/kvm-test.yaml

@@ -20,8 +20,8 @@ jobs:
   # https://github.com/jonashackt/vagrant-github-actions
   test-kvm:
     name: KVM Test
-    # runs-on: "cirun-runner--${{ github.run_id }}"
-    runs-on: ubuntu-latest
+    runs-on: "cirun-runner--${{ github.run_id }}"
+    # runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
 
@@ -46,12 +46,6 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-vagrant-
 
-      # - name: Install vagrant
-      #   run: |
-      #     curl -fsSL https://apt.releases.hashicorp.com/gpg | sudo apt-key add -
-      #     sudo apt-add-repository "deb [arch=amd64] https://apt.releases.hashicorp.com $(lsb_release -cs) main"
-      #     sudo apt update && sudo apt install -y vagrant
-
       - name: Check Libvirt status
         run: |
           virsh --version