[roll] Roll fuchsia [build][rust] Enable Shadow Call Stack for Rust on AArch64 and RISC-V

After rust-lang/rust#124676 was rolled, we can
enable SCS for both AArch64 and RISC-V, since it won't conflict with
other sanitizers in the compiler driver anymore.

Original-Fixed: 42069386
Original-Bug: 360955800
Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/791504
Size-Review: Przemek Pietrzkiewicz <[email protected]>
Original-Revision: 4eefc272d36835959f2e44be6e06a6fbb504e418
GitOrigin-RevId: 75ffba3794ae45c43c84d70f06549cf62eea483f
Change-Id: Ia2bc7342adff3cdc327fc37b8498ab7e9106e227

Author: Paul Kirth

stem

@@ -11,7 +11,7 @@
              githooks="integration/git-hooks"
              remote="https://fuchsia.googlesource.com/fuchsia"
              gerrithost="https://fuchsia-review.googlesource.com"
-             revision="bb1d71cd5d5399310c742559ba02d6721cfd91b7"/>
+             revision="4eefc272d36835959f2e44be6e06a6fbb504e418"/>
   </projects>
   <hooks>
     <hook name="install-environment"