Rollup merge of #83066 - Seppel3210:master, r=joshtriplett
Rollup merge of #83066 - Seppel3210:master, r=joshtriplett

Add `reverse` search alias for Iterator::rev()

When searching for "reverse" in rustdoc you can't find the rev method on Iterator so here is a search alias for that.

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