[roll] Roll fuchsia [build][ctf] summarize SDK FIDL calls

Write a summary file containing the FIDL methods in each library
in the SDK.

Get that summary file into the build API for use in recipes.

Original-Bug: b/379766709
Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/1223205
Original-Revision: 3c5e949e20df73ef5f0231d8f98fb7721852e9b3
GitOrigin-RevId: 3ba059dfa0816e96e90b7567d389d3605811e99d
Change-Id: I7dda8c9a5270bff7f819356e778d549603d4e9ee
diff --git a/stem b/stem
index 1221530..3ec4b1c 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="d701fe22b31643a19d1b1d3b0dd64f227b7b10ba"/>
+             revision="3c5e949e20df73ef5f0231d8f98fb7721852e9b3"/>
   </projects>
   <hooks>
     <hook name="install-environment"