Rollup merge of #80656 - booleancoercion:master, r=sfackler
Rollup merge of #80656 - booleancoercion:master, r=sfackler

Fixed documentation error for `std::hint::spin_loop`

Fixes #80644.

aidancully/rust,graydon/rust,aidancully/rust,aidancully/rust,aidancully/rust,graydon/rust,graydon/rust,aidancully/rust,aidancully/rust,graydon/rust,graydon/rust,graydon/rust