Update node to 16.2.0.

- Fix bugs introduced by new style in code blocks.

lib/docs/filters/node/clean_html.rb

@@ -4,6 +4,24 @@ module Docs
       def call
         css('hr').remove
 
+        css('pre').each do |node|
+          next unless (node.css('code').to_a.length > 1)
+
+          node.css('code').each do |subnode|
+
+            if subnode.classes.include?('mjs')
+              node.before('<p class=module-type>MJS modules</p>')
+            elsif subnode.classes.include?('cjs')
+              node.before('<p class=module-type>CJS modules</p>')
+            end
+
+            node.before(subnode)
+            subnode.wrap('<pre>')
+          end
+
+          node.remove
+        end
+
         # Remove "#" links
         css('.mark').each do |node|
           node.parent.parent['id'] = node['id']
@@ -17,9 +35,7 @@ module Docs
         css('pre').each do |node|
           next unless node.at_css('code')
 
-          if lang = node.at_css('code')['class']
-            node['data-language'] = lang.remove(%r{lang(uage)?-})
-          end
+          node['data-language'] = 'js'
 
           node.content = node.content
         end

lib/docs/scrapers/node.rb

@@ -24,7 +24,7 @@ module Docs
     HTML
 
     version do
-      self.release = '16.1.0'
+      self.release = '16.2.0'
       self.base_url = 'https://nodejs.org/api/'
     end