Update platform-includes/getting-started-node/javascript.express__v7.x.mdx

Co-authored-by: Liza Mock <[email protected]>

Author: chargome

platform-includes/getting-started-node/javascript.express__v7.x.mdx

@@ -122,7 +122,9 @@ app.get("/debug-sentry", function mainHandler(req, res) {
 });
 ```
 
-`requestHandler` accepts some options that let you decide what data should be included in the event sent to Sentry.
+## `requestHandler`
+
+`requestHandler` accepts some options that let you decide which data should be included in the events that are sent to Sentry.
 
 Possible options are: