[support-infra] Fix typeLabels

Author: oliviertassinari

.github/workflows/scripts/prs/checkTypeLabel.js

@@ -10,11 +10,8 @@ const createEnumerationFromArray = (stringArray) =>
     : stringArray.map((s) => `\`${s}\``).join('');
 
 const typeLabels = [
-  'docs',
   'release',
   'bug',
-  'regression',
-  'maintenance',
   'dependencies',
   'enhancement',
   'new feature',