Add the example PRs for joining the teams

Author: juntyr

src/notification-groups/about.md

@@ -65,11 +65,11 @@ Example PRs:
 * [Example of adding yourself to the Apple group.](https://github.com/rust-lang/team/pull/1434)
 * [Example of adding yourself to the ARM group.](https://github.com/rust-lang/team/pull/358)
 * [Example of adding yourself to the Cleanup Crew.](https://github.com/rust-lang/team/pull/221)
-* [Example of adding yourself to the Emscripten group.](TODO)
+* [Example of adding yourself to the Emscripten group.](https://github.com/rust-lang/team/pull/1579)
 * [Example of adding yourself to the LLVM group.](https://github.com/rust-lang/team/pull/140)
 * [Example of adding yourself to the RISC-V group.](https://github.com/rust-lang/team/pull/394)
-* [Example of adding yourself to the WASI group.](TODO)
-* [Example of adding yourself to the WebAssembly group.](TODO)
+* [Example of adding yourself to the WASI group.](https://github.com/rust-lang/team/pull/1580)
+* [Example of adding yourself to the WebAssembly group.](https://github.com/rust-lang/team/pull/1581)
 * [Example of adding yourself to the Windows group.](https://github.com/rust-lang/team/pull/348)
 
 ## Tagging an issue for a notification group

src/notification-groups/emscripten.md

@@ -20,4 +20,4 @@ your own!
 
 [`#t-compiler/emscripten`]: TODO
 [rust-lang/team]: https://github.com/rust-lang/team
-[eg]: TODO
+[eg]: https://github.com/rust-lang/team/pull/1579

src/notification-groups/wasi.md

@@ -20,4 +20,4 @@ your own!
 
 [`#t-compiler/wasi`]: TODO
 [rust-lang/team]: https://github.com/rust-lang/team
-[eg]: TODO
+[eg]: https://github.com/rust-lang/team/pull/1580

src/notification-groups/wasm.md

@@ -20,4 +20,4 @@ your own!
 
 [`#t-compiler/wasm`]: TODO
 [rust-lang/team]: https://github.com/rust-lang/team
-[eg]: TODO
+[eg]: https://github.com/rust-lang/team/pull/1581