bump gossamer commit

diff --git a/gossamer b/gossamer
index 9296c4055c35049fc29cb51c3bc1f7f8a4cf14df..f555766512c041822d31feae5f0be9ac223ba8e0 160000 (submodule)
--- a/gossamer
+++ b/gossamer
@@ -1 +1 @@
-Subproject commit 9296c4055c35049fc29cb51c3bc1f7f8a4cf14df
+Subproject commit f555766512c041822d31feae5f0be9ac223ba8e0