[roll] Roll fuchsia [ffx][flash]: add --skip-authorized-keys

This flag allows the flash to skip uploading the authorized key file

Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/1143498
Original-Revision: c2ed369e60613ee8f2e4bb483bfac546ff2ac2cc
GitOrigin-RevId: f38357e6848485de854c0ee4e3915823a5ba6a11
Change-Id: Iedc8e06ad4f5327676d6d5fada1acc8b83d94a03
diff --git a/stem b/stem
index 20d571f..960c630 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="419eb5c120ae428751427404f9ad6b6b4b64f884"/>
+             revision="c2ed369e60613ee8f2e4bb483bfac546ff2ac2cc"/>
   </projects>
   <hooks>
     <hook name="install-environment"