Update HTML documentation ()

lib/docs/filters/html/entries.rb

@@ -1,7 +1,6 @@
 module Docs
   class Html
     class EntriesFilter < Docs::EntriesFilter
-      OBSOLETE = %w(frame frameset hgroup noframes)
       ADDITIONAL_ENTRIES = { 'Element/Heading_Elements' => (1..6).map { |n| ["h#{n}"] } }
 
       def get_name
@@ -15,10 +14,10 @@ module Docs
       def get_type
         return 'Miscellaneous' if slug.include?('CORS') || slug.include?('Using')
 
-        if slug.start_with?('Global_attr')
-          'Attributes'
-        elsif at_css('#deprecated', '#non-standard', '#obsolete') || OBSOLETE.include?(slug.remove('Element/'))
+        if at_css('.deprecated', '.non-standard', '.obsolete')
         'Obsolete'
+        elsif slug.start_with?('Global_attr')
+          'Attributes'
         elsif slug.start_with?('Element/')
           'Elements'
         else

lib/docs/scrapers/mdn/html.rb

@@ -2,7 +2,7 @@ module Docs
   class Html < Mdn
     prepend FixInternalUrlsBehavior
 
-    # release = '2021-12-21'
+    # release = '2022-01-22'
     self.name = 'HTML'
     self.base_url = 'https://developer.mozilla.org/en-US/docs/Web/HTML'