[roll] Roll fuchsia [fuchsia_component_test] Add `connect_to_binder`

This CL adds the methods `connect_to_binder` and
`start_with_binder_sync` to the ScopedInstance struct.

Original-Bug: 83907
Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/576380
Original-Revision: 85f8104b61288597eb0ff8fbb0da8d84a7480765
GitOrigin-RevId: 8dee424a468435ebd9143b47c1d94da63d8f7f95
Change-Id: Ie5ac8ec0fdb0bd7a142b037fad12f4bfe308e8b4
diff --git a/stem b/stem
index 4935c0b..1615cca 100644
--- a/stem
+++ b/stem
@@ -10,7 +10,7 @@
              githooks=""
              remote="https://fuchsia.googlesource.com/fuchsia"
              gerrithost="https://fuchsia-review.googlesource.com"
-             revision="b55a2990d5469802335e3c4eef0e6d5caf6b1602"/>
+             revision="85f8104b61288597eb0ff8fbb0da8d84a7480765"/>
   </projects>
   <hooks>
     <hook name="install-environment"