[MINOR] remove wait_time nullification in ev_sepoll

in ev_sepoll(), wait_time is forced to zero if at least one
speculative event is converted to a real event. This is completely
wrong.
diff --git a/src/ev_sepoll.c b/src/ev_sepoll.c
index b7821fb..24a343e 100644
--- a/src/ev_sepoll.c
+++ b/src/ev_sepoll.c
@@ -326,11 +326,6 @@
 			}
 			epoll_ctl(epoll_fd, opcode, fd, &ev);
 
-			/* We don't want epoll_wait() to wait for certain events
-			 * which might never come.
-			 */
-			wait_time = 0;
-
 			if (status & EPOLLIN) {
 				fd_list[fd].e &= ~FD_EV_MASK_R;
 				fd_list[fd].e |= FD_EV_WAIT_R;