Fix `pngquant` script by requiring logger

What does this MR do and why?

Upstream bug in Rails causes bin/pngquant commands to fail in some setups.

Example output

/home/marcin/.asdf/installs/ruby/3.2.4/lib/ruby/gems/3.2.0/gems/activesupport-7.0.8.7/lib/active_support/logger_thread_safe_level.rb:12:in `<module:LoggerThreadSafeLevel>': uninitialized constant ActiveSupport::LoggerThreadSafeLevel::Logger (NameError)

    Logger::Severity.constants.each do |severity|
          ^^^^^^^^^^
        from /home/marcin/.asdf/installs/ruby/3.2.4/lib/ruby/gems/3.2.0/gems/activesupport-7.0.8.7/lib/active_support/logger_thread_safe_level.rb:9:in `<module:ActiveSupport>'
        from /home/marcin/.asdf/installs/ruby/3.2.4/lib/ruby/gems/3.2.0/gems/activesupport-7.0.8.7/lib/active_support/logger_thread_safe_level.rb:8:in `<top (required)>'
        from <internal:/home/marcin/.asdf/installs/ruby/3.2.4/lib/ruby/site_ruby/3.2.0/rubygems/core_ext/kernel_require.rb>:136:in `require'
        from <internal:/home/marcin/.asdf/installs/ruby/3.2.4/lib/ruby/site_ruby/3.2.0/rubygems/core_ext/kernel_require.rb>:136:in `require'
        from /home/marcin/.asdf/installs/ruby/3.2.4/lib/ruby/gems/3.2.0/gems/activesupport-7.0.8.7/lib/active_support/logger_silence.rb:5:in `<top (required)>'
        from <internal:/home/marcin/.asdf/installs/ruby/3.2.4/lib/ruby/site_ruby/3.2.0/rubygems/core_ext/kernel_require.rb>:136:in `require'
        from <internal:/home/marcin/.asdf/installs/ruby/3.2.4/lib/ruby/site_ruby/3.2.0/rubygems/core_ext/kernel_require.rb>:136:in `require'
        from /home/marcin/.asdf/installs/ruby/3.2.4/lib/ruby/gems/3.2.0/gems/activesupport-7.0.8.7/lib/active_support/logger.rb:3:in `<top (required)>'
        from <internal:/home/marcin/.asdf/installs/ruby/3.2.4/lib/ruby/site_ruby/3.2.0/rubygems/core_ext/kernel_require.rb>:136:in `require'
        from <internal:/home/marcin/.asdf/installs/ruby/3.2.4/lib/ruby/site_ruby/3.2.0/rubygems/core_ext/kernel_require.rb>:136:in `require'
        from /home/marcin/.asdf/installs/ruby/3.2.4/lib/ruby/gems/3.2.0/gems/activesupport-7.0.8.7/lib/active_support.rb:29:in `<top (required)>'
        from <internal:/home/marcin/.asdf/installs/ruby/3.2.4/lib/ruby/site_ruby/3.2.0/rubygems/core_ext/kernel_require.rb>:136:in `require'
        from <internal:/home/marcin/.asdf/installs/ruby/3.2.4/lib/ruby/site_ruby/3.2.0/rubygems/core_ext/kernel_require.rb>:136:in `require'
        from /home/marcin/.asdf/installs/ruby/3.2.4/lib/ruby/gems/3.2.0/gems/railties-7.0.8.7/lib/rails.rb:7:in `<top (required)>'
        from <internal:/home/marcin/.asdf/installs/ruby/3.2.4/lib/ruby/site_ruby/3.2.0/rubygems/core_ext/kernel_require.rb>:141:in `require'
        from <internal:/home/marcin/.asdf/installs/ruby/3.2.4/lib/ruby/site_ruby/3.2.0/rubygems/core_ext/kernel_require.rb>:141:in `rescue in require'
        from <internal:/home/marcin/.asdf/installs/ruby/3.2.4/lib/ruby/site_ruby/3.2.0/rubygems/core_ext/kernel_require.rb>:135:in `require'
        from bin/pngquant:4:in `<main>'
<internal:/home/marcin/.asdf/installs/ruby/3.2.4/lib/ruby/site_ruby/3.2.0/rubygems/core_ext/kernel_require.rb>:136:in `require': cannot load such file -- rails (LoadError)
        from <internal:/home/marcin/.asdf/installs/ruby/3.2.4/lib/ruby/site_ruby/3.2.0/rubygems/core_ext/kernel_require.rb>:136:in `require'
        from bin/pngquant:4:in `<main>'

Changelog: other

References

• https://docs.gitlab.com/ee/development/documentation/styleguide/#compress-images
• https://github.com/rails/rails/issues/54260
• Slack thread (internal, 90 days retention)

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