Revert "temporary switch to hardware slaves"

This reverts commit aa7b43a301db1a255c84ae9224cb4ae0ba315ca1.

Change-Id: Icce80cc3d2a797f2c27566311c43501715b2fcc4
diff --git a/test-cookiecutter-reclass-chunk.groovy b/test-cookiecutter-reclass-chunk.groovy
index 8510846..8caca44 100644
--- a/test-cookiecutter-reclass-chunk.groovy
+++ b/test-cookiecutter-reclass-chunk.groovy
@@ -9,8 +9,7 @@
  *  SLAVE_NODE:
  */
 
-// slaveNode = env.SLAVE_NODE ?: 'python&&docker'
-slaveNode = env.SLAVE_NODE ?: 'hardware'
+slaveNode = env.SLAVE_NODE ?: 'virtual'
 
 timeout(time: 1, unit: 'HOURS') {
     node(slaveNode) {