Apply suggestions from code review

Co-authored-by: Christina K. <[email protected]>

Author: xamberl

_uw-research-computing/htc-docker-to-apptainer.md

@@ -52,7 +52,6 @@ Submitting job(s).
 1 job(s) submitted to cluster 3017972.
 Waiting for job to start...
 Welcome to [email protected]!
- == NOTICE: THIS NODE IS ON PUPPET ENVIRONMENT "puppet8" ==
 
 [user@build4000 ~]$
 ```