Rollup merge of #57168 - kennytm:fix-unaligned-docs, r=rkruppe
Rollup merge of #57168 - kennytm:fix-unaligned-docs, r=rkruppe

Removed aligned ZST requirement from docs of read_/write_unaligned.

This is just a copy-paste error.

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