Update submodules for link fixes

jyn514 · jyn514 · commit b221819ff7b2 · 2020-10-15T20:30:25.000-04:00
- [rust-embedded](rust-embedded/book@79ab777...ca8169e) - [cargo](rust-lang/cargo@12db56c...79b397d)
diff --git a/src/doc/embedded-book b/src/doc/embedded-book
@@ -1 +1 @@
-Subproject commit 79ab7776929c66db83203397958fa7037d5d9a30
+Subproject commit ca8169e69b479f615855d0eece7e318138fcfc00
diff --git a/src/tools/cargo b/src/tools/cargo
@@ -1 +1 @@
-Subproject commit 12db56cdedbc2c26a9aa18f994c0188cdcc67df5
+Subproject commit 79b397d72c557eb6444a2ba0dc00a211a226a35a
