perf(k8-test): only downgrade on failed test

Author: andhreljaKern

k8s/test.sh

@@ -48,7 +48,7 @@ set -e
 kubectl set image deployment/${KUBERNETES_DEPLOYMENT_NAME} ${KUBERNETES_DEPLOYMENT_NAME}=${KUBERNETES_POD_EXISTING_IMAGE}
 echo "::notice::using ${KUBERNETES_POD_EXISTING_IMAGE}"
 
-if [ alembic_exitcode -eq 0 ]; then
+if [ alembic_exitcode -eq 0 ] && [ $exitcode -ne 0 ]; then
     ALEMBIC_HEAD=${ALEMBIC_CURRENT_REVISION:0:12}
 
     ALEMBIC_UPDATED_REVISION=$(kubectl exec -i deployment/${KUBERNETES_DEPLOYMENT_NAME} -c $KUBERNETES_DEPLOYMENT_NAME -- alembic current)