Adjusted robots' prefabs to changes in o3de-ros2-gem

Project/Assets/Kraken/apple_kraken_v1/apple_kraken_v1.prefab

@@ -2633,8 +2633,11 @@
                     "m_template": {
                         "$type": "ROS2RobotControlComponent",
                         "ControlConfiguration": {
-                            "Topic": "ackermann_vel",
                             "Steering": 1
+                        },
+                        "SubscriberConfiguration": {
+                            "Type": "ackermann_msgs::msg::AckermannDrive",
+                            "Topic": "ackermann_vel"
                         }
                     }
                 },

Project/Assets/Kraken/apple_kraken_v2/apple_kraken_v2.prefab

@@ -2889,8 +2889,11 @@
                     "m_template": {
                         "$type": "ROS2RobotControlComponent",
                         "ControlConfiguration": {
-                            "Topic": "ackermann_vel",
                             "Steering": 1
+                        },
+                        "SubscriberConfiguration": {
+                            "Type": "ackermann_msgs::msg::AckermannDrive",
+                            "Topic": "ackermann_vel"
                         }
                     }
                 },