Auto merge of #156720 - JonathanBrouwer:rollup-vArjiS4, r=JonathanBrouwer

Rollup of 13 pull requests

Successful merges:

 - rust-lang/rust#156709 (stdarch subtree update)
 - rust-lang/rust#155006 (stabilize `feature(cfg_target_has_atomic_equal_alignment)`)
 - rust-lang/rust#156444 (Implement `OsStr::split_at`)
 - rust-lang/rust#156582 (Allow `global_asm!` in statement positions)
 - rust-lang/rust#156661 (Remove `UncheckedIterator`)
 - rust-lang/rust#152367 (Derives `Copy` for `ffi::FromBytesUntilNulError`)
 - rust-lang/rust#156443 (Fix invalid suggestion for parenthesized break)
 - rust-lang/rust#156606 (Add pext/pdep as aliases for extract_bits/deposit_bits)
 - rust-lang/rust#156630 (Replace `println!` with `assert!` in HashMap documentation examples)
 - rust-lang/rust#156644 (Widen the result of `widening_mul`.)
 - rust-lang/rust#156653 (Update `sysinfo` version to `0.39.2`)
 - rust-lang/rust#156697 (Add diagnostic items for IoBufReader and StdinLock)
 - rust-lang/rust#156704 (reduce usage of `box_patterns` in tests)