Prepare for merging from rust-lang/rust

The rustc-josh-sync Cronjob Bot · The rustc-josh-sync Cronjob Bot · commit 5658b39397d2 · 2025-09-22T04:13:50.000Z
This updates the rust-version file to 9f32ccf.
diff --git a/src/doc/rustc-dev-guide/rust-version b/src/doc/rustc-dev-guide/rust-version
@@ -1 +1 @@
-2f3f27bf79ec147fec9d2e7980605307a74067f4
+9f32ccf35fb877270bc44a86a126440f04d676d0
