Auto merge of #149368 - Zalathar:rollup-dakpdsl, r=Zalathar

Rollup of 12 pull requests

Successful merges:

 - rust-lang/rust#147115 (More robust stack protector testing)
 - rust-lang/rust#148048 (Stabilize `maybe_uninit_write_slice`)
 - rust-lang/rust#148641 (Add a diagnostic attribute for special casing const bound errors for non-const impls)
 - rust-lang/rust#149074 (Add Command::get_env_clear)
 - rust-lang/rust#149097 (num: Implement `uint_gather_scatter_bits` feature for unsigned integers)
 - rust-lang/rust#149131 (optimize `slice::Iter::next_chunk`)
 - rust-lang/rust#149190 (Forbid `CHECK: br` and `CHECK-NOT: br` in codegen tests (suggest `br {{.*}}` instead))
 - rust-lang/rust#149239 (clarify float min/max behavios for NaNs and signed zeros)
 - rust-lang/rust#149243 (Fix typo and clarify bootstrap change tracker entry)
 - rust-lang/rust#149301 (Motor OS: make decode_error_kind more comprehensive)
 - rust-lang/rust#149306 (bootstrap: Miri now handles jemalloc like everything else)
 - rust-lang/rust#149325 (rustdoc: add regression test for rust-lang/rust#140968)

r? `@ghost`
`@rustbot` modify labels: rollup