Rollup merge of #156572 - xtqqczze:sound-env, r=SimonSapin

std: replace "safe" with "sound" in safety documentation

- `env::set_var`
- `env::remove_var`

Context: https://github.com/rust-lang/rust/pull/124636

Jonathan Brouwer committed 1d ago

a99602d4561317a1bd7502e5c69a48149b4e642d

Parents: 8ebe7e8 , 181845e

Committed by GitHub <noreply@github.com> on 5/18/2026, 1:19:47 AM