Update oncall rotation file

Change-Id: Idfc87ed3a2be4be9bff60d1a62f19743fcd1b473
diff --git a/tooldata/data/oncall.v1.xml b/tooldata/data/oncall.v1.xml
index d324c25..bd254cb 100644
--- a/tooldata/data/oncall.v1.xml
+++ b/tooldata/data/oncall.v1.xml
@@ -4,11 +4,6 @@
 -->
 <rotation>
   <shift>
-    <primary>mattr</primary>
-    <secondary>jasoncampbell</secondary>
-    <startDate>Mar 21, 2016 08:00:00 AM</startDate>
-  </shift>
-  <shift>
     <primary>afergan</primary>
     <secondary>alexfandrianto</secondary>
     <startDate>Mar 28, 2016 08:00:00 AM</startDate>