Fix unbound JETLAG_PR (openshift#58964)

Signed-off-by: Raul Sevilla <[email protected]>

Author: rsevilla87

ci-operator/step-registry/openshift-qe/installer/bm/deploy/openshift-qe-installer-bm-deploy-commands.sh

@@ -9,6 +9,8 @@ set -x
 
 bastion=$(cat "/secret/address")
 CRUCIBLE_URL=$(cat "/secret/crucible_url")
+JETLAG_PR=${JETLAG_PR:-}
+REPO_NAME=${REPO_NAME:-}
 
 cat <<EOF >>/tmp/all.yml
 ---