Fix for rebase spec error

spec/models/cycle_analytics/group_level_spec.rb

@@ -7,7 +7,7 @@ describe CycleAnalytics::GroupLevel do
   let_it_be(:project) { create(:project, :repository, namespace: group) }
   let_it_be(:from_date) { 10.days.ago }
   let_it_be(:user) { create(:user, :admin) }
-  let_it_be(:issue) { create(:issue, project: project, created_at: 2.days.ago) }
+  let(:issue) { create(:issue, project: project, created_at: 2.days.ago) }
   let_it_be(:milestone) { create(:milestone, project: project) }
   let(:mr) { create_merge_request_closing_issue(user, project, issue, commit_message: "References #{issue.to_reference}") }
   let(:pipeline) { create(:ci_empty_pipeline, status: 'created', project: project, ref: mr.source_branch, sha: mr.source_branch_sha, head_pipeline_of: mr) }