Update books

rustbot · rustbot · commit b5edc8c02740 · 2025-12-30T18:24:56.000+01:00
diff --git a/src/doc/reference b/src/doc/reference
@@ -1 +1 @@
-Subproject commit ec78de0ffe2f8344bd0e222b17ac7a7d32dc7a26
+Subproject commit 68bdfd15fa9feebfbf94a06cf574de598e239198
diff --git a/src/doc/rust-by-example b/src/doc/rust-by-example
@@ -1 +1 @@
-Subproject commit 7d21279e40e8f0e91c2a22c5148dd2d745aef8b6
+Subproject commit 2e02f22a10e7eeb758e6aba484f13d0f1988a3e5
