Fix Sonar issue:

Strings literals should be placed on the left side when checking for
equality

Change-Id: I4537e08936731ace55aeecb3ad941269ec1eb191
diff --git a/core/net/src/main/java/org/onosproject/cluster/impl/MastershipManager.java b/core/net/src/main/java/org/onosproject/cluster/impl/MastershipManager.java
index ae9dc16..c36ad62 100644
--- a/core/net/src/main/java/org/onosproject/cluster/impl/MastershipManager.java
+++ b/core/net/src/main/java/org/onosproject/cluster/impl/MastershipManager.java
@@ -128,7 +128,7 @@
     public void modified() {
         Set<ConfigProperty> configProperties = cfgService.getProperties(getClass().getCanonicalName());
         for (ConfigProperty property : configProperties) {
-            if (property.name().equals("useRegionForBalanceRoles")) {
+            if ("useRegionForBalanceRoles".equals(property.name())) {
                 useRegionForBalanceRoles = property.asBoolean();
             }
         }