arm64: Use podman within the unit-test job (#4338)

Signed-off-by: Lee Yarwood <lyarwood@redhat.com>

Author: lyarwood

github/ci/prow-deploy/files/jobs/kubevirt/kubevirt/kubevirt-presubmits.yaml

@@ -553,6 +553,7 @@ presubmits:
       timeout: 2h0m0s
     labels:
       preset-bazel-unnested: "false"
+      preset-podman-in-container-enabled: "true"
     name: pull-kubevirt-unit-test-arm64
     optional: true
     skip_branches: