Add a println after printing the description

Author: adwsingh

mcp/mcp-cli/src/main/java/software/amazon/smithy/java/mcp/cli/commands/ListBundles.java

@@ -43,6 +43,7 @@ protected void execute(ExecutionContext context) {
             }
             System.out.print("\tDescription: ");
             System.out.println(description);
+            System.out.println();
         }
 
     }