Merge branch 'use-default-crossplane-stack-versions' into 'master'

Stop using floating alpha crossplane stack version

See merge request gitlab-org/gitlab!27040

app/models/clusters/applications/crossplane.rb

@@ -49,8 +49,7 @@ module Clusters
         {
           "clusterStacks" => {
              self.stack => {
-               "deploy" => true,
-                  "version" => "alpha"
+               "deploy" => true
             }
           }
         }

changelogs/unreleased/use-default-crossplane-stack-versions.yml

+---
+title: Fix installation of GitLab-managed crossplane chart
+merge_request: 27040
+author:
+type: fixed