Fix like of handler

lib/adamantium/webmention_request_parser.rb

@@ -26,11 +26,9 @@ module Adamantium
           author_name: wm_params[:author][:name],
           author_photo: wm_params[:author][:photo],
           author_url: wm_params[:author][:url],
-          published_at: wm_params[:published],
+          published_at: wm_params[:"wm-received"],
-          content_html: wm_params[:content][:html],
-          content_text: wm_params[:content][:text],
           source_url: wm_params[:url],
-          target_url: wm_params[:"in-reply-to"]
+          target_url: wm_params[:"like-of"]
         }]
         Failure(:not_implemented)
       when "repost-of"