[roll] Roll fuchsia [starnix][selinux] Implement setsched hook

Check and enforce access for `setsched` permission.

Update `task_setsched` test expectation to passing.

Original-Fixed: 304737908

Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/986353
Original-Revision: fb32a0538ee0b823d9d29d9662618a3aab03da70
GitOrigin-RevId: f6db091ef14f4a314005e5075882f2e64a63b12e
Change-Id: I61fdd01fbff31d10435063258913c611cac16b8b
diff --git a/stem b/stem
index e977bbf..32a9077 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="4978d2697f2ef3c3f9ba0a39c92a14695e71001f"/>
+             revision="fb32a0538ee0b823d9d29d9662618a3aab03da70"/>
   </projects>
   <hooks>
     <hook name="install-environment"