Fill call for participation section

Author: phil-opp

content/this-month/2022-02/index.md

@@ -118,11 +118,9 @@ Please use the following template for adding items:
 - [(`repo_name`) Issue Description](https://example.com/link-to-issue)
 -->
 
-<span class="gray">
+- [(`rust-osdev/uefi`) Feedback requested: Treat UEFI warnings as errors](https://github.com/rust-osdev/uefi-rs/issues/360)
+- [(`phil-opp/blog_os`) Looking for a reviewer for a new Korean translation](https://github.com/phil-opp/blog_os/pull/1079)
 
-_No tasks were proposed for this section._
-
-</span>
 
 If you maintain a Rust project related to operating system development and are looking for contributors, especially for tasks suited to people getting started in this space, please [create a PR](https://github.com/rust-osdev/homepage/pulls) against the `next` branch with the tasks you want to include in the next issue.