[roll] Roll fuchsia [assembly] Add support for power-manager thermal configuration to board input bundles

This adds the ability for a board input bundle to provide the thermal
configuration for power-manager, but only one may do so for a given
board.

Original-Bug: b/307760053
Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/939353
Original-Revision: bf9df9ac92712965c1a9095f02cb7f2a67a00651
GitOrigin-RevId: 86e549ac3ab1b003a2965540561b3ccb034a173a
Change-Id: I76915aa91de315fd2796ce0defb0965a17267147
diff --git a/stem b/stem
index 97f9b69..f5f50bb 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="bdb3004764c2c734b55a456828b0bcaf67bb4ee8"/>
+             revision="bf9df9ac92712965c1a9095f02cb7f2a67a00651"/>
   </projects>
   <hooks>
     <hook name="install-environment"