docs: fix language extension

nickserv · web-flow · commit ac4c6a0ce6e7 · 2021-07-21T18:27:20.000-04:00
diff --git a/docs/react-testing-library/setup.mdx b/docs/react-testing-library/setup.mdx
@@ -196,7 +196,7 @@ export {
 
   <TabItem value="ts">
 
-```js title="custom-queries.ts"
+```ts title="custom-queries.ts"
 import {
   queryHelpers,
   buildQueries,
