Auto merge of #84886 - Xanewok:update-rls-and-rustfmt, r=Xanewok

Update RLS and Rustfmt

Closes #84537. Closes #84538.

I know there's #82208 in progress but I'm not sure which we want to land first.

Also, I'm getting Rustfmt test failures due to inner attributes not permitted:
<details>

```
error: an inner attribute is not permitted in this context
 --> tests/target/issue-3592.rs:4:13
  |
4 |             #![cfg(unix)]
  |             ^^^^^^^^^^^^^
  |
  = note: inner attributes, like `#![no_std]`, annotate the item enclosing them, and are usually found at the beginning of source files. Outer attributes, like `#[test]`, annotate the item following them.

error: an inner attribute is not permitted in this context
 --> tests/target/issue-3592.rs:8:13
  |
8 |             #![cfg(not(unix))]
  |             ^^^^^^^^^^^^^^^^^^
  |
  = note: inner attributes, like `#![no_std]`, annotate the item enclosing them, and are usually found at the beginning of source files. Outer attributes, like `#[test]`, annotate the item following them.

error: an inner attribute is not permitted in this context
   --> tests/source/match.rs:413:9
    |
413 |         #![allow(simple_match)]
    |         ^^^^^^^^^^^^^^^^^^^^^^^
    |
    = note: inner attributes, like `#![no_std]`, annotate the item enclosing them, and are usually found at the beginning of source files. Outer attributes, like `#[test]`, annotate the item following them.

error: an inner attribute is not permitted in this context
   --> tests/target/match.rs:444:9
    |
444 |         #![allow(simple_match)]
    |         ^^^^^^^^^^^^^^^^^^^^^^^
    |
    = note: inner attributes, like `#![no_std]`, annotate the item enclosing them, and are usually found at the beginning of source files. Outer attributes, like `#[test]`, annotate the item following them.

test test::system_tests ... FAILED
test test::idempotence_tests ... FAILED
```

</details>

but let's see what CI says, first.

cc `@calebcartwright`