Update to jekyll-theme-centos (0.9.20220201033517)
    
    - Fix table and pre responsiveness inside cards. See
      https://gitlab.com/areguera/jekyll-theme-centos/-/merge_requests/1/diffs
    
    - Anchor the theme version in Gemfile and Gemfile.lock to prevent
      unexpected changes from being visible in www.centos.org presentation.