[roll] Roll fuchsia [msd-arm-mali] Increase job timeout to 5 seconds

We were hitting the timeout in
dEQP-VK.api.command_buffers.record_many_draws_primary_2 on Nelson.

Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/711644
Original-Revision: 4a38315fa73e6b81fa173d9c717d0212e2b24c6e
GitOrigin-RevId: dc2b9ce780cc7b994ea98834baeaa58b904716ba
Change-Id: If7a9873d50bb9b2875f3f4570e3824a5c527581f

stem

diff --git a/stem b/stem
index 5896cb7..1130a4b 100644
--- a/stem
+++ b/stem
@@ -10,7 +10,7 @@
              githooks="integration/git-hooks"
              remote="https://fuchsia.googlesource.com/fuchsia"
              gerrithost="https://fuchsia-review.googlesource.com"
-             revision="3fe1faf2f1945e75cb18a4740753ee15cdd527ec"/>
+             revision="4a38315fa73e6b81fa173d9c717d0212e2b24c6e"/>
   </projects>
   <hooks>
     <hook name="install-environment"