add default smartui server address

Author: parthlambdatest

src/main/java/io/github/lambdatest/utils/SmartUIUtil.java

@@ -66,8 +66,9 @@ public static String getSmartUIServerAddress() {
         if (smartUiServerAddress != null && !smartUiServerAddress.isEmpty()) {
             return smartUiServerAddress;
         } else {
-            throw new RuntimeException("SmartUI server address not found");
+            return "http://localhost:49152";
         }
     }
 
+    
 }