Fix gitlab:geo:check rake task

ee/changelogs/unreleased/mk-fix-gitlab-geo-check-task.yml

+---
+title: Fix gitlab:geo:check rake task
+merge_request: 8714
+author:
+type: fixed

ee/lib/tasks/gitlab/check.rake

@@ -4,7 +4,7 @@ namespace :gitlab do
   namespace :geo do
     desc 'GitLab | Check Geo configuration and dependencies'
     task check: :gitlab_environment do
-      SystemCheck::Geo.run!
+      SystemCheck::RakeTask::GeoTask.run!
     end
   end
 end

ee/spec/tasks/gitlab/check_rake_spec.rb

+# frozen_string_literal: true
+
+require 'rake_helper'
+
+describe 'EE check.rake' do
+  before do
+    Rake.application.rake_require 'ee/lib/tasks/gitlab/check', [Rails.root.to_s]
+
+    stub_warn_user_is_not_gitlab
+  end
+
+  describe 'gitlab:check rake task' do
+    it 'runs the Geo check' do
+      expect do
+        run_rake_task('gitlab:geo:check')
+      end.to output(/Checking Geo ... Finished/).to_stdout
+    end
+  end
+end