Remove unnecessary Rake patch (#2214)

Author: st0012

sentry-ruby/lib/sentry/rake.rb

@@ -17,15 +17,6 @@ def display_error_message(ex)
         super
       end
     end
-
-    module Task
-      # @api private
-      def execute(args=nil)
-        return super unless Sentry.initialized? && Sentry.get_current_hub
-
-        super
-      end
-    end
   end
 end
 
@@ -34,8 +25,4 @@ module Rake
   class Application
     prepend(Sentry::Rake::Application)
   end
-
-  class Task
-    prepend(Sentry::Rake::Task)
-  end
 end