doc: fix HTTP res 'finish' description

tadjik1 · addaleax · commit f386c7e41c95 · 2018-07-11T00:30:53.000+02:00
PR-URL: #21670 Reviewed-By: James M Snell <jasnell@gmail.com>
diff --git a/doc/api/http.md b/doc/api/http.md
@@ -1031,8 +1031,6 @@ emitted when the last segment of the response headers and body have been
 handed off to the operating system for transmission over the network. It
 does not imply that the client has received anything yet.
 
-After this event, no more events will be emitted on the response object.
-
 ### response.addTrailers(headers)
 <!-- YAML
 added: v0.3.0
