Auto merge of #121169 - GuillaumeGomez:rollup-oxk5d5j, r=GuillaumeGomez

Rollup of 10 pull requests

Successful merges:

 - #120777 (Bump Unicode to version 15.1.0, regenerate tables)
 - #120971 (Fix comment in core/src/str/validations.rs)
 - #121095 (Add extra indent spaces for rust-playground link)
 - #121109 (Add an ErrorGuaranteed to ast::TyKind::Err (attempt 2))
 - #121119 (Make `async Fn` trait kind errors better)
 - #121141 (Fix closure kind docs)
 - #121145 (Update aarch64 target feature docs to match LLVM)
 - #121146 (Only point out non-diverging arms for match suggestions)
 - #121147 (Avoid debug logging entire MIR body)
 - #121155 (doc: add note about panicking examples for strict_overflow_ops)

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