Merge branch 'DarrenEastman-master-patch-83ae' into 'master'

Revise the intro sentence in the Authentication Token security section of the Configure Runners doc

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/167526



Merged-by: Roshni Sarangadharan <rsarangadharan@gitlab.com>
Approved-by: Roshni Sarangadharan <rsarangadharan@gitlab.com>
Co-authored-by: Darren Eastman <deastman@gitlab.com>