Update src/content/docs/workers/observability/dev-tools/memory-usage.mdx

Author: ToriLindsay

src/content/docs/workers/observability/dev-tools/memory-usage.mdx

@@ -15,7 +15,7 @@ objects in memory.
 
 When using DevTools to profile memory, it may be difficult to replicate specific behavior you are
 seeing in production. To mimic production behavior, make sure the requests you send to the local Worker
-are similar to requests in production, this might mean sending a large volume of requests, making requests
+are similar to requests in production. This might mean sending a large volume of requests, making requests
 to specific routes, or using production-like data with the [--remote flag](/workers/testing/local-development/#develop-using-remote-resources-and-bindings).
 
 ## Taking a snapshot