Update version number

Author: LaurieCheers-unity

package.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <package format="2">
   <name>ros_tcp_endpoint</name>
-  <version>0.5.0</version>
+  <version>0.6.0</version>
   <description>Acts as the bridge between Unity messages sent via Websocket and ROS messages.</description>
 
   <maintainer email="unity-robotics@unity3d.com">Unity Robotics</maintainer>