Update Cargo to stabilized renamed dependencies

alexcrichton · alexcrichton · commit 10814fada69d · 2018-11-16T03:05:19.000-08:00
This commit updates Cargo on the beta branch to include a stabilization
of renamed dependencies in manifests.
diff --git a/src/tools/cargo b/src/tools/cargo
@@ -1 +1 @@
-Subproject commit 569507ef2beefcce4b666af41e09276f06445e96
+Subproject commit 339d9f9c8f400010df3282ae5582bf3a0f739004
