Publish to pub.dartlang.org instead of a private pub server

Author: clairesarsam-wf

pubspec.yaml

@@ -3,8 +3,7 @@ description: A lightweight library for detecting the running browser and OS
 version: 1.1.0
 author: Workiva Client Platform Team <[email protected]>
 homepage: https://github.com/Workiva/platform_detect
-documentation: https://docs.workiva.org/platform_detect/latest/
-publish_to: https://pub.workiva.org
+documentation: https://www.dartdocs.org/documentation/platform_detect/latest
 
 environment:
   sdk: ">=1.12.1 <2.0.0"