Add hyper user survey 2025 link to CFP (#7342)

Author: seanmonstar

draft/2025-12-03-this-week-in-rust.md

@@ -127,7 +127,7 @@ Every week we highlight some tasks from the Rust community for you to pick and g
 Some of these tasks may also have mentors available, visit the task page for more information.
 
 <!-- CFPs go here, use this format: * [project name - title of issue](URL to issue) -->
-<!-- * [ - ]() -->
+* [hyper - User Survey 2025](https://www.surveyhero.com/c/vvnhc7j7)
 <!-- or if none - *No Calls for participation were submitted this week.* -->
 
 If you are a Rust project owner and are looking for contributors, please submit tasks [here][guidelines] or through a [PR to TWiR](https://github.com/rust-lang/this-week-in-rust) or by reaching out on [Bluesky](https://bsky.app/profile/thisweekinrust.bsky.social) or [Mastodon](https://mastodon.social/@thisweekinrust)!