Revert "tests/packaging: skip workers.sh"

This reverts commit 16ea2c8f.

manager/tests/packaging/interactive/workers.sh

 #!/bin/bash
 
-# set -e
+set -e
 
-# kresctl config /workers 5
+kresctl config /workers 5
 
-# test "$(ps -a -x | grep kresd | grep -v grep | wc -l)" -eq 5
+test "$(ps -a -x | grep kresd | grep -v grep | wc -l)" -eq 5