Fix wording in Delete API docs (#39013)

Author: dmeiss

docs/reference/docs/delete.asciidoc

@@ -88,11 +88,11 @@ DELETE /twitter/_doc/1?routing=kimchy
 // TEST[continued]
 
 The above will delete a tweet with id `1`, but will be routed based on the
-user. Note, issuing a delete without the correct routing, will cause the
+user. Note that issuing a delete without the correct routing will cause the
 document to not be deleted.
 
 When the `_routing` mapping is set as `required` and no routing value is
-specified, the delete api will throw a `RoutingMissingException` and reject
+specified, the delete API will throw a `RoutingMissingException` and reject
 the request.
 
 [float]