Update books

ehuss · ehuss · commit be4b72f88102 · 2022-04-20T07:04:50.000-07:00
diff --git a/src/doc/book b/src/doc/book
@@ -1 +1 @@
-Subproject commit 765318b844569a642ceef7bf1adab9639cbf6af3
+Subproject commit de0dbffc5812fd885700874e8d258dd334733ac4
diff --git a/src/doc/embedded-book b/src/doc/embedded-book
@@ -1 +1 @@
-Subproject commit a6de8b6e3ea5d4f0de8b7b9a7e5c1405dc2c2ddb
+Subproject commit f7cefbb995eec8c6148f213235e9e2e03268e775
diff --git a/src/doc/rust-by-example b/src/doc/rust-by-example
@@ -1 +1 @@
-Subproject commit c2a98d9fc5d29c481d42052fbeccfde15ed03116
+Subproject commit 44a80e8d8bfc5881c9bd69a2cb3a570776ee4181
diff --git a/src/doc/rustc-dev-guide b/src/doc/rustc-dev-guide
@@ -1 +1 @@
-Subproject commit eeb5a83c15b6ae60df3e4f19207376b22c6fbc4c
+Subproject commit 043e60f4f191651e9f8bf52fa32df14defbb23d9
