Use new endpoint test counter badge

app/assets/javascripts/pipelines/pipeline_details_bundle.js

@@ -114,7 +114,7 @@ export default () => {
     });
 
     axios
-      .get(dataset.testReportEndpoint)
+      .get(dataset.testReportsCountEndpoint)
       .then(({ data }) => {
         document.querySelector('.js-test-report-badge-counter').innerHTML = data.total_count;
       })

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

@@ -21,4 +21,5 @@
     = render "projects/pipelines/with_tabs", pipeline: @pipeline
 
 .js-pipeline-details-vue{ data: { endpoint: project_pipeline_path(@project, @pipeline, format: :json),
-  test_report_endpoint: test_report_project_pipeline_path(@project, @pipeline, format: :json) } }
+  test_report_endpoint: test_report_project_pipeline_path(@project, @pipeline, format: :json),
+  test_reports_count_endpoint: test_reports_count_project_pipeline_path(@project, @pipeline, format: :json) } }