[BUG] http: don't set no-linger on response in case of forced close

This is a copy-paste error, it must only apply to the request.
diff --git a/src/proto_http.c b/src/proto_http.c
index 428b056..ae7288a 100644
--- a/src/proto_http.c
+++ b/src/proto_http.c
@@ -3596,7 +3596,6 @@
 			 */
 			buffer_shutr_now(buf);
 			buffer_shutw_now(buf);
-			buf->cons->flags |= SI_FL_NOLINGER;
 		}
 		else {
 			/* other modes include httpclose (no action) and keepalive