Rollup merge of #72344 - kornelski:assertdoc, r=Mark-Simulacrum
Rollup merge of #72344 - kornelski:assertdoc, r=Mark-Simulacrum

Assert doc wording

The current wording implies unsafe code is dependent on assert:

https://users.rust-lang.org/t/are-assert-statements-included-in-unsafe-blocks/42865

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