auto release bleeding edge

Change-Id: Ied33ee51ad744dbf822200bb25f15505ccdf3a2e
diff --git a/Jenkinsfile b/Jenkinsfile
index a7b7755..4ea838b 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -93,7 +93,7 @@
         }
 
         mail to: env.recipients,
-            subject: "Nightly bleeding edge ' + branch + ' released',
+            subject: 'Nightly bleeding edge ' + branch + ' released',
             replyTo: 'cord-discuss@opencord.org',
             body: '''Hi CORD Community,