[roll] Roll fuchsia [bazel_migration] //src/devices/bind/fuchsia.designware.platform

Test: fx bazel build --config=fuchsia_platform @//src/devices/bind/fuchsia.designware.platform
Bazel-Migration-Target: //src/devices/bind/fuchsia.designware.platform:fuchsia.designware.platform
TAG: planter planter-20261111-b4f9c460f19
Original-Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/1971115
Agent-Code-Review: Fuchsia CL Risk (Advisory) <groupagent-fuchsia-risk@google.com>
Risk: Fuchsia CL Risk (Advisory) <groupagent-fuchsia-risk@google.com>
Original-Original-Revision: 91ec5e1907cf5f9e5cd1f8e6519938a91dd5e82f
GitOrigin-RevId: 7e96edafe97de7855a8090c9fbc055f64ffed0cc
Change-Id: I046df4cad12e8e666eedc2c804d2ee32274b78a1
Reviewed-on: https://fuchsia-review.googlesource.com/c/integration/+/1968546
Cr-Commit-Position: refs/heads/main@{#213039}
diff --git a/stem b/stem
index 5923dc9..e6c3f98 100644
--- a/stem
+++ b/stem
@@ -9,6 +9,6 @@
             manifest="manifests/platform"
             root=""
             remote="https://fuchsia.googlesource.com/fuchsia"
-            revision="5398aba08623b3b4038855b434de735717b43959"/>
+            revision="91ec5e1907cf5f9e5cd1f8e6519938a91dd5e82f"/>
   </imports>
 </manifest>