Implement `Project#has_ci?`

app/models/project.rb

@@ -1389,6 +1389,10 @@ class Project < ActiveRecord::Base
     Gitlab::Utils.slugify(full_path.to_s)
   end
+  def has_ci?
+    @repository.gitlab_ci_yml || @project.auto_devops_enabled?
+  end
+
   def predefined_variables
     [
       { key: 'CI_PROJECT_ID', value: id.to_s, public: true },

app/views/projects/pipelines/index.html.haml

@@ -14,7 +14,7 @@
   "finished-path" => project_pipelines_path(@project, scope: :finished),
   "branches-path" => project_pipelines_path(@project, scope: :branches),
   "tags-path" => project_pipelines_path(@project, scope: :tags),
-  "has-ci" => @repository.gitlab_ci_yml || @project.auto_devops_enabled?,
+  "has-ci" => @project.has_ci?,
   "ci-lint-path" => ci_lint_path } }
 = page_specific_javascript_bundle_tag('common_vue')