tests/e2e_libvirt: install yq

On commit 662d96b the workflow changed to get Go from versions.yaml
but yq is not installed so it fails.

Signed-off-by: Wainer dos Santos Moschetta <wainersm@redhat.com>

.github/workflows/e2e_libvirt.yaml

@@ -37,6 +37,7 @@ jobs:
 
       - name: Read properties from versions.yaml
         run: |
+          sudo snap install yq
           go_version="$(yq '.tools.golang' versions.yaml)"
           [ -n "$go_version" ]
           echo "GO_VERSION=${go_version}" >> "$GITHUB_ENV"
@@ -198,4 +199,4 @@ jobs:
           sudo qemu-img check /var/lib/libvirt/images/podvm-base.qcow2
           echo "::endgroup::"
         # Avoid running with `set -e` as command fails should be allowed
-        shell: bash {0}
+        shell: bash {0}