Make Help Desk's mission match latest agreement

refs #17965
5 jobs for !261 with doc/17965-help-desk-mission in 7 minutes and 24 seconds (queued for 7 minutes and 32 seconds)
detached
Status Job ID Name Coverage
  Test
passed #1586
test-iuk

00:04:32

passed #1587
test-perl5lib

00:03:16

passed #1588
test-persistence-setup

00:04:26

passed #1589
test-python-doctest

00:00:23

passed #1590
test-whisperback

00:00:56