Add --send-duplicates for k8s_conformance reporting

Change-Id: Ia3edaa072005d6f723820932ed124da18e713d38
diff --git a/jobs/pipelines/swarm-testrail-report.groovy b/jobs/pipelines/swarm-testrail-report.groovy
index 6cd81f2..f31db14 100644
--- a/jobs/pipelines/swarm-testrail-report.groovy
+++ b/jobs/pipelines/swarm-testrail-report.groovy
@@ -115,6 +115,7 @@
                     methodname = "{methodname}"
                     testrail_name_template = "{title}"
                     reporter_extra_options = [
+                      "--send-duplicates",
                       "--testrail-add-missing-cases",
                       "--testrail-case-custom-fields {\\\"custom_qa_team\\\":\\\"9\\\"}",
                       "--testrail-case-section-name \'Conformance\'",