Revert "Cache converter in renderer" (#7326)

Merge pull request 7326

History.markdown

@@ -106,7 +106,6 @@
   * Drop support for pygments as syntax-highlighter (#7118)
   * Add Cache class (#7169)
   * Cache converted markdown (#7159)
-  * Cache converter in renderer (#7183)
   * Ignore cache directory (#7184)
 
 ### Development Fixes

lib/jekyll/renderer.rb

@@ -96,7 +96,6 @@ module Jekyll
     #
     # Returns String the converted content.
     def convert(content)
-      Jekyll::Cache.new("Jekyll::Renderer").getset(content) do
       converters.reduce(content) do |output, converter|
         begin
           converter.convert output
@@ -109,7 +108,6 @@ module Jekyll
         end
       end
     end
-    end
 
     # Render the given content with the payload and info
     #