Update rust toolchain to nightly-2023-09-21

crates/turbo-tasks/src/lib.rs

@@ -29,7 +29,6 @@
 #![deny(unsafe_op_in_unsafe_fn)]
 #![feature(result_flattening)]
 #![feature(error_generic_member_access)]
-#![feature(provide_any)]
 #![feature(new_uninit)]
 #![feature(arbitrary_self_types)]
 #![feature(async_fn_in_trait)]

crates/turbo-tasks/src/util.rs

@@ -38,7 +38,7 @@ impl StdError for SharedError {
         self.inner.source()
     }
 
-    fn provide<'a>(&'a self, req: &mut std::any::Demand<'a>) {
+    fn provide<'a>(&'a self, req: &mut std::error::Request<'a>) {
         self.inner.provide(req);
     }
 }

rust-toolchain

@@ -1 +1 @@
-nightly-2023-07-21
+nightly-2023-09-21