report: Add trial name to junit 'testsuites' node

Change-Id: I8cd62484bb67756e3d98d43a75731f4702acd2b7
diff --git a/src/osmo_gsm_tester/core/report.py b/src/osmo_gsm_tester/core/report.py
index f781695..121fbaf 100644
--- a/src/osmo_gsm_tester/core/report.py
+++ b/src/osmo_gsm_tester/core/report.py
@@ -70,6 +70,7 @@
     testsuites.set('errors', str(num_errors))
     testsuites.set('failures', str(num_failures))
     testsuites.set('time', str(math.ceil(time)))
+    testsuites.set('name', trial.name())
     return testsuites
 
 def suite_to_junit(suite):