Drop the publish_to: none (dart-lang/http_multi_server#25)

Towards dart-lang/http_multi_server#23

Drop unused author field from pubspec
diff --git a/pkgs/http_multi_server/pubspec.yaml b/pkgs/http_multi_server/pubspec.yaml
index 9f84247..4003faa 100644
--- a/pkgs/http_multi_server/pubspec.yaml
+++ b/pkgs/http_multi_server/pubspec.yaml
@@ -1,10 +1,8 @@
 name: http_multi_server
 version: 2.2.0
-publish_to: none # https://github.com/dart-lang/http_multi_server/issues/23
 
 description: >-
   A dart:io HttpServer wrapper that handles requests from multiple servers.
-author: Dart Team <misc@dartlang.org>
 homepage: https://github.com/dart-lang/http_multi_server
 
 environment: