Update site/content/blog/2021-09-01-whats-new-in-svelte-september-2021.md

Co-authored-by: Braden Wiggins <55504972+FractalHQ@users.noreply.github.com>

site/content/blog/2021-09-01-whats-new-in-svelte-september-2021.md

@@ -12,7 +12,7 @@ This month, Svelte was [voted StackOverflow's most loved web framework](https://
 - `HTMLElement`, `SVGElement` (**3.42.2**) and `BigInt` (**3.42.3**) are now known globals
 - Less code in Svelte's output thanks to the following improvements in **3.42.2**:
   - Collapse whitespace in class and style attributes
-  - Deselect all <option>s in a <select> where the bound value doesn't match any of them
+- Deselect all `<option>`'s in a `<select>` when the bound value doesn't match any of them
   - In hydrated components, only rely on helpers for creating the types of elements present in the component
 - Scaling is now accounted for in `flip` animations (**3.42.2**)