client: reorder close callbacks
client: reorder close callbacks

This will make sure you get

 - DROP_PROTOCOL
 - CONNECTION_ERROR
 - CLOSED_CLIENT_HTTP

as expected for failed client connections.
sartura/libwebsockets,sartura/libwebsockets,sartura/libwebsockets,sartura/libwebsockets,sartura/libwebsockets,sartura/libwebsockets,sartura/libwebsockets