[roll] Roll fuchsia [rust][3p] Expose crossbeam-channel as unversioned dep.

Want to use this in Starnix without having to add
all of crossbeam to our build times.

Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/1193315
Original-Revision: fce922e8ad33f38d785900adae5cc4d1722e91bd
GitOrigin-RevId: 39ea5cde22139e1472c5a1f5021c9adf95c96e5d
Change-Id: I630c7a0c451e320591e675f7a483a17119e228e0

Author: Adam Perry

stem

@@ -11,7 +11,7 @@
              githooks="integration/git-hooks"
              remote="https://fuchsia.googlesource.com/fuchsia"
              gerrithost="https://fuchsia-review.googlesource.com"
-             revision="8e80f1338f1b9df33f85d929c83984893a2258fd"/>
+             revision="fce922e8ad33f38d785900adae5cc4d1722e91bd"/>
   </projects>
   <hooks>
     <hook name="install-environment"