Merge branch 'JonstonChan-improve-vale-badge-capitalization-rule' into 'master'

Improve Vale badge capitalization rule

See merge request gitlab-org/gitlab!69511

doc/.vale/gitlab/BadgeCapitalization.yml

@@ -10,4 +10,5 @@ link: https://docs.gitlab.com/ee/development/documentation/styleguide/index.html
 level: error
 scope: raw
 raw:
-  - '\*\*\(([Ff]ree|[Pp]remium|[Uu]ltimate)( [Ss](elf|ass))?\)\*\*'
+  - '(?!\*\*\((FREE|PREMIUM|ULTIMATE)( (SELF|SAAS))?\)\*\*)'
+  - '(?i)\*\*\((free|premium|ultimate)( (self|saas))?\)\*\*'