Rollup merge of #34794 - frewsxcv:exitstatus-success, r=GuillaumeGomez
Rollup merge of #34794 - frewsxcv:exitstatus-success, r=GuillaumeGomez

Add doc example for `std::process::ExitStatus::success`.

None

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