Default timeouts for backend member and frontend
client can be set now via config file.
Timeouts exposed in config in section haproxy_amphora:
* timeout_client_data
* timeout_member_connect
* timeout_member_data
* timeout_tcp_inspect
Change-Id: I6e1be42c5c15c4171b012734e4c2a1fded51dbc7
Partial-Bug: 1797130
Story: 2004042
Task: 27046