[ruby-cvs:79022] 1a1862236d (master): Update GitHub Actions Badges

"Kazuhiro NISHIYAMA" <[email protected]> Wed, 1 Jan 2020 00:02:16 +0900 (JST)

Newsgroups	gmane.comp.lang.ruby.cvs
Message-ID	<[email protected]>

Kazuhiro NISHIYAMA	2020-01-01 00:02:01 +0900 (Wed, 01 Jan 2020)

  New Revision: 1a1862236d

  https://github.com/ruby/ruby/commit/1a1862236d

  Log:
    Update GitHub Actions Badges
    
    - Generated by [npx github-actions-badge](https://github.com/azu/github-actions-badge)
    - Add MJIT

  Modified files:
    README.ja.md
    README.md