[roll] Roll fuchsia [build] upload flash manifest to archives

Tested with `fx build build-archive.tar` + untar

Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/511422
Original-Revision: c7e8bfb33c2c00365febf0438413a16ee6e67665
GitOrigin-RevId: 0a6642cfbc8c6be867a82eaabc158c96ad43dc37
Change-Id: I80f50fddbf8f38bb41f81e32b7690ac1f57253bc
diff --git a/stem b/stem
index db95ef3..cf530de 100644
--- a/stem
+++ b/stem
@@ -10,7 +10,7 @@
              githooks=""
              remote="https://fuchsia.googlesource.com/fuchsia"
              gerrithost="https://fuchsia-review.googlesource.com"
-             revision="63469d96544b07e72ceeec0167a9d833c18d96e5"/>
+             revision="c7e8bfb33c2c00365febf0438413a16ee6e67665"/>
   </projects>
   <hooks>
     <hook name="install-environment"