[roll] Roll fuchsia [rust-3p-crates] Update cargo_metadata and dependencies

This updates cargo_metadata to 0.14.0, and includes the following dependency
changes:

* Adds camino 1.0.5
* Adds cargo-platform 0.1.2
* Updates semver to 1.0.4, doesn't expose to host or target

The new dependencies were approved by OSRB in 81985.

Original-Bug: 81985

Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/565241
Original-Revision: 7caee9cb4fa1144314710ff67bed06b5cc4136d2
GitOrigin-RevId: 81eda7b8bc49ce5b8af768c0cb2c1538806214fb
Change-Id: Ie9a6eddd51111f35f948dceb858074d6e4182c47
diff --git a/stem b/stem
index 94c45f0..0aa4b4d 100644
--- a/stem
+++ b/stem
@@ -10,7 +10,7 @@
              githooks=""
              remote="https://fuchsia.googlesource.com/fuchsia"
              gerrithost="https://fuchsia-review.googlesource.com"
-             revision="2201bd04026b2ae7908c2278cc1a595ae2512251"/>
+             revision="7caee9cb4fa1144314710ff67bed06b5cc4136d2"/>
   </projects>
   <hooks>
     <hook name="install-environment"