a minor documentation change is not notable

rust-lang/rust/32774 is a minor documentation change and not major implementation change

Author: TimNN

content/2016-04-11-this-week-in-rust.md

@@ -72,7 +72,6 @@ If you are a Rust project owner and are looking for contributors, please submit
 
 ## Notable changes
 
-* [Tuples auto-implement `Copy`](https://github.com/rust-lang/rust/pull/32774)
 * [Faster Overlap checking](https://github.com/rust-lang/rust/pull/32748) (fixed a rustc perf regression)
 * [Arc::downgrade no longer loops infinitely](https://github.com/rust-lang/rust/pull/32745)
 * [Function calls no longer need to store all returns on stack](https://github.com/rust-lang/rust/pull/32738)