[roll] Roll fuchsia [fs] Replace FS_TRACE_ macros in favour of syslog.

This is a reland of I76e6642e16af59aa747c56205dc31bbd3bcb3b25 with one
additional change: the fs-test-support tests allow ERROR in syslog.

Original-Bug: 32891
Original-Bug: 32893
Original-Bug: 32895
Original-Bug: 32892
Original-Bug: 64209
Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/455894
Original-Revision: eec76174d7a4a48d2d27b299b3cb2c6c496bb047
GitOrigin-RevId: 1e9a19cc4c17a9b2bcb06c04e9c50a28230bd4c9
Change-Id: Id88a5b8844f632d74d6a617c014563ab6ae0b879
diff --git a/stem b/stem
index 5faf773..3bc8d40 100644
--- a/stem
+++ b/stem
@@ -10,7 +10,7 @@
              githooks=""
              remote="https://fuchsia.googlesource.com/fuchsia"
              gerrithost="https://fuchsia-review.googlesource.com"
-             revision="ed9f53aa822cd939aa6e0043656a2582a4287820"/>
+             revision="eec76174d7a4a48d2d27b299b3cb2c6c496bb047"/>
   </projects>
   <hooks>
     <hook name="install-fx"