Translate project leader section into Chinese

Follow the instructions in the contributing translations documentation.

List out all of the English articles in the project leader.

• 01-introduction.asciidoc
  • Machine translation in pull request
  • Native speaker review and update
• 02-innersource-and-agile.asciidoc
  • Machine translation in pull request
  • Native speaker review and update
• 03-capacity-planning.asciidoc
  • Machine translation in pull request
  • Native speaker review and update
• 04-negotiation.asciidoc
  • Machine translation in pull request
  • Native speaker review and update
• 05-shared-ownership.asciidoc
  • Machine translation in pull request
  • Native speaker review and update
• 06-relation-to-open-source.asciidoc
  • Machine translation in pull request
  • Native speaker review and update

先查看 CONTRIBUTING.md 中的翻译说明，然后检查 project-leader/ 下链接的六个文件。将每份机器翻译与其英文原文进行比较，按需更新中文文本，并确认每篇列出的文章都已完成母语者审阅。