Update jitter analysis to print less often

1000 milliseconds instead of microseconds

Signed-off-by: Filip Kujawa <filip.j.kujawa@gmail.com>
Change-Id: I02a7b6131249daf7f289244daf47a88375e7f7ad
diff --git a/aos/aos_jitter.cc b/aos/aos_jitter.cc
index 0b4f222..3ac35e8 100644
--- a/aos/aos_jitter.cc
+++ b/aos/aos_jitter.cc
@@ -41,7 +41,7 @@
       timer_handle_->set_name("jitter");
       event_loop->OnRun([this, event_loop]() {
         timer_handle_->Schedule(event_loop->monotonic_now(),
-                                std::chrono::microseconds(1000));
+                                std::chrono::milliseconds(1000));
       });
     }
   }