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Issue description 

DO188 lab script not working

Steps to reproduce:
[student@workstation ~]$ lab start basics-creating is not working even after the local cluster is ready. Recreated the lab and checked, still not working.
 
Screenshot attached.
Workaround:

Execute the following command to fix the version lock of the grading scripts and to install them:

sudo sed -i 's/14\.*/14/g' /etc/rht && lab install DO188

Expected result: