[roll] Roll fuchsia [ffx][log] Support local and UTC time format.

Original-Fixed: 72457
Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/502868
Original-Revision: 30c621de9cf29a1dc1f86a45fa251c2dc2f45e1c
GitOrigin-RevId: 11acb1a75c4ae2a7cb0be118d654fe61a4861795
Change-Id: Ife7c014afd3576aa04d451bf220ba635fbc0c5de
diff --git a/stem b/stem
index da55fc4..6109b0e 100644
--- a/stem
+++ b/stem
@@ -10,7 +10,7 @@
              githooks=""
              remote="https://fuchsia.googlesource.com/fuchsia"
              gerrithost="https://fuchsia-review.googlesource.com"
-             revision="235576367fb219162e77ecb57ed5fa5a7c048256"/>
+             revision="30c621de9cf29a1dc1f86a45fa251c2dc2f45e1c"/>
   </projects>
   <hooks>
     <hook name="install-environment"