rake 13.3.0 -> 13.2.1

`make test-bundler-parallel` prints many errors, so try to
downgrade rake version.

```
  219) bundle install --standalone run in a subdirectory with --binstubs creates stubs that can be symlinked
       Failure/Error:
               raise <<~ERROR
                 #{error_header}

                 ----------------------------------------------------------------------
                 #{stdboth}
                 ----------------------------------------------------------------------
               ERROR

       RuntimeError:

         Commands:
         $ /home/ko1/ruby/build/trunk/ruby -I/home/ko1/ruby/src/trunk/spec/bundler -r/home/ko1/ruby/src/trunk/spec/bundler/support/artifice/compact_index.rb -r/home/ko1/ruby/src/trunk/spec/bundler/support/hax.rb /home/ko1/ruby/src/trunk/tmp/2.13/gems/system/bin/bundle config set --local path /home/ko1/ruby/src/trunk/tmp/2.13/bundled_app/bundle
         # $? => 0
         Invoking `/home/ko1/ruby/build/trunk/ruby -I/home/ko1/ruby/src/trunk/spec/bundler -r/home/ko1/ruby/src/trunk/spec/bundler/support/artifice/compact_index.rb -r/home/ko1/ruby/src/trunk/spec/bundler/support/hax.rb /home/ko1/ruby/src/trunk/tmp/2.13/gems/system/bin/bundle install --standalone --binstubs` failed with output:

         ----------------------------------------------------------------------
         [DEPRECATED] The --binstubs option will be removed in favor of `bundle binstubs --all`
         Could not find compatible versions

         Because every version of rails depends on rake = 13.3.0
           and rake = 13.3.0 could not be found in rubygems repository https://gem.repo1/ or installed locally,
           rails cannot be used.
         So, because Gemfile depends on rails >= 0,
           version solving has failed.
         Fetching gem metadata from https://gem.repo1/...
         Resolving dependencies...
         ----------------------------------------------------------------------
       Shared Example Group: "bundle install --standalone" called from ./spec/bundler/install/gems/standalone_spec.rb:532
       # /home/ko1/ruby/src/trunk/spec/bundler/support/command_execution.rb:26:in 'Spec::CommandExecution#raise_error!'
       # /home/ko1/ruby/src/trunk/spec/bundler/support/subprocess.rb:66:in 'Spec::Subprocess#sh'
       # /home/ko1/ruby/src/trunk/spec/bundler/support/helpers.rb:216:in 'Spec::Helpers#sys_exec'
       # /home/ko1/ruby/src/trunk/spec/bundler/support/helpers.rb:107:in 'Spec::Helpers#bundle'
       # /home/ko1/ruby/src/trunk/spec/bundler/install/gems/standalone_spec.rb:482:in 'block (3 levels) in <top (required)>'
       # /home/ko1/ruby/src/trunk/spec/bundler/spec_helper.rb:107:in 'block (4 levels) in <top (required)>'
       # /home/ko1/ruby/src/trunk/spec/bundler/spec_helper.rb:107:in 'block (3 levels) in <top (required)>'
       # /home/ko1/ruby/src/trunk/spec/bundler/support/helpers.rb:355:in 'block in Spec::Helpers#with_gem_path_as'
       # /home/ko1/ruby/src/trunk/spec/bundler/support/helpers.rb:369:in 'Spec::Helpers#without_env_side_effects'
       # /home/ko1/ruby/src/trunk/spec/bundler/support/helpers.rb:350:in 'Spec::Helpers#with_gem_path_as'
       # /home/ko1/ruby/src/trunk/spec/bundler/spec_helper.rb:106:in 'block (2 levels) in <top (required)>'
```