[roll] Roll fuchsia [starnix][binder] Teach the binder driver about BINDER_TYPE_FDA

This only adds (de)serialization support for BINDER_TYPE_FDA objects,
encoded as `binder_fd_array_object`. The are arrays of file descriptors
embedded in buffers (BINDER_TYPE_PTR).

Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/684389
Original-Revision: f49830e3301550896e3333b1075c8a43ba246b7c
GitOrigin-RevId: 3c21fe6b726de35c94d871434cf21c3d9cd757af
Change-Id: Ib28911a88a9b13e593fa4a1b4288aa66bccf646f

stem

diff --git a/stem b/stem
index d2db668..0303a38 100644
--- a/stem
+++ b/stem
@@ -10,7 +10,7 @@
              githooks=""
              remote="https://fuchsia.googlesource.com/fuchsia"
              gerrithost="https://fuchsia-review.googlesource.com"
-             revision="4128a7042101fdc9e795c6431813bae061a9a1ef"/>
+             revision="f49830e3301550896e3333b1075c8a43ba246b7c"/>
   </projects>
   <hooks>
     <hook name="install-environment"