tests: connection timeout test improved. Avoid hang up on srt_epoll_wait().
tests: connection timeout test improved.
Avoid hang up on srt_epoll_wait().

ethouris/srt,Cinegy/srt,Cinegy/srt,Haivision/srt,ethouris/srt,ethouris/srt,Cinegy/srt,Haivision/srt,Haivision/srt,ethouris/srt,Cinegy/srt,Haivision/srt