RFC 3085 is Edition 2021

Author: Manishearth

text/0000-edition-2021.md renamed to text/3085-edition-2021.md

@@ -1,7 +1,7 @@
 - Feature Name: edition_2021
 - Start Date: 2021-02-19
-- RFC PR: [rust-lang/rfcs#0000](https://github.com/rust-lang/rfcs/pull/0000)
-- Rust Issue: [rust-lang/rust#0000](https://github.com/rust-lang/rust/issues/0000)
+- RFC PR: [rust-lang/rfcs#0000](https://github.com/rust-lang/rfcs/pull/3085)
+- Rust Issue: [rust-lang/rust#0000](https://github.com/rust-lang/rust/issues/85811)
 
 # Summary
 [summary]: #summary