[roll] Roll fuchsia [bt][at] Switch from log to tracing

Switch from the `log` facade to just using `tracing`.

Tests: fx build
Original-Bug: 89292
Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/846016
Original-Revision: 0fedd6425492cf8f830f0b6560b855fa71a3c327
GitOrigin-RevId: d17d078547bbf0e987d3d54aa130bd88fbd9c93c
Change-Id: I13f781051fa1133f7072e3631b7506c36549fca1
diff --git a/stem b/stem
index b5f9641..e05b001 100644
--- a/stem
+++ b/stem
@@ -11,7 +11,7 @@
              githooks="integration/git-hooks"
              remote="https://fuchsia.googlesource.com/fuchsia"
              gerrithost="https://fuchsia-review.googlesource.com"
-             revision="d09c0b7512a222b8ec383fc4ae2daacd7856f205"/>
+             revision="0fedd6425492cf8f830f0b6560b855fa71a3c327"/>
   </projects>
   <hooks>
     <hook name="install-environment"