Update WordPress documentation (6.1)

lib/docs/scrapers/wordpress.rb

@@ -2,7 +2,7 @@ module Docs
   class Wordpress < UrlScraper
     self.name = 'WordPress'
     self.type = 'wordpress'
-    self.release = '6.0'
+    self.release = '6.1'
     self.base_url = 'https://developer.wordpress.org/reference/'
     self.initial_paths = %w(
       functions/
@@ -37,8 +37,8 @@ module Docs
     HTML
 
     def get_latest_version(opts)
-      doc = fetch_doc('https://wordpress.org/download/releases/', opts)
-      doc.at_css('.releases.latest td').content
+      tags = get_github_tags('WordPress', 'wordpress-develop', opts)
+      tags[0]['name']
     end
   end
 end