Fix Sonar issue:

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

Change-Id: I4537e08936731ace55aeecb3ad941269ec1eb191
diff --git a/cli/src/main/java/org/onosproject/cli/net/McastDeleteCommand.java b/cli/src/main/java/org/onosproject/cli/net/McastDeleteCommand.java
index aa026ed..f2658c8 100644
--- a/cli/src/main/java/org/onosproject/cli/net/McastDeleteCommand.java
+++ b/cli/src/main/java/org/onosproject/cli/net/McastDeleteCommand.java
@@ -50,7 +50,7 @@
     protected void execute() {
         MulticastRouteService mcastRouteManager = get(MulticastRouteService.class);
 
-        if (sAddr.equals("*") && gAddr.equals("*")) {
+        if ("*".equals(sAddr) && "*".equals(gAddr)) {
             // Clear all routes
             mcastRouteManager.getRoutes().forEach(mcastRouteManager::remove);
             return;