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Issue description

The lab exercise initiated by `lab start compreview-review3` appears to be missing a few steps in the written solution. 

Not covered in the solution:

Missing file /etc/krb5,keytab prevents successful use of klist/knit commands in Solution steps 3.1 and 3.2. 
Recreated with `ktutil` to move forward. No mention of this error in written solution. 

Permission change on /etc/sssd/sssd.conf prevents service from starting correctly after correcting ipa_hostname value. Identified with `sssctl config-check` No mention of this error in written solution. 

User operator1's home directory does not exist, no mention of intention to auto-mount at login in the lab Specifications. Had to manually create /home/operator1/
No mention of issue in written solution. 

The grade check on this lab consistently reports a failure unless the additional issues are identified and corrected.

Steps to reproduce:

Workaround:

Expected result: