fix typo

docs-transition/modules/ROOT/pages/wiki_admin.adoc

@@ -84,7 +84,7 @@ The `peterevans` action will locate all broken image and web urls. There is a pr
 
 == User Interface
 
-The `wiki-ui` repository has a two workflows. A workflow that will build on any push (main.yml), and one that builds on pushing a tag (release.yml). If you push any tag to the master branch, a release will be created, triggering the wiki build, thereby updating the wiki cache and user interface for the wiki.
+The `wiki-ui` repository has two workflows. A workflow that will build on any push (main.yml), and one that builds on pushing a tag (release.yml). If you push any tag to the master branch, a release will be created, triggering the wiki build, thereby updating the wiki cache and user interface for the wiki.
 
 This will allow you to make changes to the ui without triggering a build unless you are ready.