[roll] Roll fuchsia [lowpan] Update OpenThread binding

Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/865487
Original-Revision: a8196549c6b3eab95d775f8fea0ef519a0c8fed6
GitOrigin-RevId: ee123d72d016524edc34717d7a88aa2f69b1a6cc
Change-Id: Id4e2d20ad03f1c6cf09ef8f9a8a44d7413a93cff
diff --git a/stem b/stem
index a20394c..2f2897b 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="06dd6576a4db6b826369bacea73f833597458ab3"/>
+             revision="a8196549c6b3eab95d775f8fea0ef519a0c8fed6"/>
   </projects>
   <hooks>
     <hook name="install-environment"