Sonar suggestion - add break statements

Change-Id: I21183201120d37d3b9524f9858e69aabef29623b
diff --git a/providers/snmp/alarm/src/main/java/org/onosproject/provider/snmp/alarm/impl/SnmpAlarmProvider.java b/providers/snmp/alarm/src/main/java/org/onosproject/provider/snmp/alarm/impl/SnmpAlarmProvider.java
index 3a3c964..95db153 100644
--- a/providers/snmp/alarm/src/main/java/org/onosproject/provider/snmp/alarm/impl/SnmpAlarmProvider.java
+++ b/providers/snmp/alarm/src/main/java/org/onosproject/provider/snmp/alarm/impl/SnmpAlarmProvider.java
@@ -265,8 +265,10 @@
             switch (event.type()) {
                 case DEVICE_ADDED:
                     triggerProbe(deviceId);
+                    break;
                 case DEVICE_UPDATED:
                     triggerProbe(deviceId);
+                    break;
                 default:
                     break;
             }