fast stopwatch: fix overconsumption

diff --git a/gossamer b/gossamer
index ba12da261333f9199b8a5f3d2f17700f922bcb47..eb8e7d6445c2066ce420fae1cc2af11bec5da9ad 160000 (submodule)
--- a/gossamer
+++ b/gossamer
@@ -1 +1 @@
-Subproject commit ba12da261333f9199b8a5f3d2f17700f922bcb47
+Subproject commit eb8e7d6445c2066ce420fae1cc2af11bec5da9ad