Rollup merge of #60354 - Centril:cleanup-declare-features-accepted, r=oli-obk
Rollup merge of #60354 - Centril:cleanup-declare-features-accepted, r=oli-obk

Cleanup declare_features! for 'accepted' with a uniform style + sort them

r? @oli-obk

cc https://github.com/rust-lang/rust/pull/60362
cc https://github.com/rust-lang/rust/issues/60361

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