fixup: typo

Author: mcous

docs/svelte-testing-library/api.mdx

@@ -119,7 +119,7 @@ Use `container.firstChild` to get the first rendered element of your component.
 :::caution
 
 Prior to `@testing-library/[email protected]`, `container` was set to the base
-elemen. Use `container.firstChild.firstChild` to get the first rendered element
+element. Use `container.firstChild.firstChild` to get the first rendered element
 of the component in earlier versions.
 
 :::