Switch getting time to event loop from factory

The factory will not be a good source of time going forwards as we get
different node times.

Change-Id: I6ec1d727bbd3355b48ce440e932bcdcb3efc7d25
diff --git a/aos/events/logging/logger.cc b/aos/events/logging/logger.cc
index d71c2d2..23dc802 100644
--- a/aos/events/logging/logger.cc
+++ b/aos/events/logging/logger.cc
@@ -279,7 +279,7 @@
 
   Register(event_loop_unique_ptr_.get());
   event_loop_factory_->RunFor(monotonic_start_time() -
-                              event_loop_factory_->monotonic_now());
+                              event_loop_->monotonic_now());
 }
 
 void LogReader::Register(EventLoop *event_loop) {