[roll] Roll fuchsia [tee] Port optee driver to FakeRootParent()

Original-Bug: 124464
Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/941031
Original-Revision: 7a61548bd9569144cdd0ed32572ff0e60acf3344
GitOrigin-RevId: 9811b54917679c0d05d2a90a3f84679f61c3404d
Change-Id: Ie2bb48cff78a22cc3982303c7428c095f48e1132
diff --git a/stem b/stem
index f9912bb..b9ab2c2 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="a1915a26bb413f8a67117afca178eb19eae98fa6"/>
+             revision="7a61548bd9569144cdd0ed32572ff0e60acf3344"/>
   </projects>
   <hooks>
     <hook name="install-environment"