adds reddit link for 421

nellshamrell · nellshamrell · commit daf5a63d7137 · 2021-12-15T18:45:33.000-08:00
Signed-off-by: Nell Shamrell &lt;nellshamrell@gmail.com&gt;
diff --git a/content/2021-12-15-this-week-in-rust.md b/content/2021-12-15-this-week-in-rust.md
@@ -245,4 +245,4 @@ Thanks to [Zeroexcuses](https://users.rust-lang.org/t/twir-quote-of-the-week/328
 
 *Email list hosting is sponsored by [The Rust Foundation](https://foundation.rust-lang.org/)*
 
-<small>[Discuss on r/rust](https://www.reddit.com/r/rust/comments/k5nsab/this_week_in_rust_367/)</small>
+<small>[Discuss on r/rust](https://www.reddit.com/r/rust/comments/rhgfiw/this_week_in_rust_421/)</small>

Original file line number	Diff line number	Diff line change
`@@ -245,4 +245,4 @@ Thanks to [Zeroexcuses](https://users.rust-lang.org/t/twir-quote-of-the-week/328`
`245`	`245`
`246`	`246`	`Email list hosting is sponsored by [The Rust Foundation](https://foundation.rust-lang.org/)`
`247`	`247`
`248`		`-<small>[Discuss on r/rust](https://www.reddit.com/r/rust/comments/k5nsab/this_week_in_rust_367/)</small>`
	`248`	`+<small>[Discuss on r/rust](https://www.reddit.com/r/rust/comments/rhgfiw/this_week_in_rust_421/)</small>`