Merge branch 'eread/remove-duplicated-vale-rule' into 'master'

Remove duplicated Vale rule

See merge request gitlab-org/gitlab!44689

doc/.vale/gitlab/SubstitutionWarning.yml

@@ -11,7 +11,6 @@ link: https://about.gitlab.com/handbook/communication/#top-misused-terms
 level: warning
 ignorecase: true
 swap:
-  blacklist(ed|ing)?: denylist
   code base: codebase
   config: configuration
   distro: distribution