Auto merge of #145334 - Kobzol:rollup-fs5a133, r=Kobzol

Rollup of 11 pull requests

Successful merges:

 - rust-lang/rust#143467 (Add ASCII-related methods from `u8` and `MIN`/`MAX` to `core::ascii::Char`)
 - rust-lang/rust#144519 (Constify `SystemTime` methods)
 - rust-lang/rust#144642 (editorconfig: don't trim trailing whitespace in tests)
 - rust-lang/rust#144870 (Stabilize `path_file_prefix` feature)
 - rust-lang/rust#145269 (Deprecate RUST_TEST_* env variables)
 - rust-lang/rust#145274 (Remove unused `#[must_use]`)
 - rust-lang/rust#145289 (chore(ci): upgrade checkout to v5)
 - rust-lang/rust#145303 (Docs: Link to payload_as_str() from payload().)
 - rust-lang/rust#145308 (Adjust documentation of `dangling`)
 - rust-lang/rust#145320 (Allow cross-compiling the Cranelift dist component)
 - rust-lang/rust#145325 (Add `cast_init` and `cast_uninit` methods for pointers)

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