🎉 Add WRO Japan logo to Partners section

Author: yasulab

app/assets/images/logos/wro.png

@@ -31,6 +31,8 @@
     %li= link_to image_tag('logos/techsoup-japan.png', alt: 'TechSoup Japan', style: 'margin-top: 5px', data: { toggle: 'tooltip', placement: 'bottom' }, title: 'G Suite などの寄贈申請の支援'), 'https://news.coderdojo.jp/2019/03/03/google-for-nonprofits-via-techsoup-japan/'
 
     %li= link_to image_tag('logos/github.png', alt: 'GitHub', style: 'margin-top: -20px', data: { toggle: 'tooltip', placement: 'bottom' }, title: 'GitHub for Nonprofit の提供'), 'https://news.coderdojo.jp/2019/08/29/github-for-nonprofit/'
+    %li= link_to image_tag('logos/wro.png', alt: 'WRO Japan', style: 'margin-top: -30px', data: { toggle: 'tooltip', placement: 'bottom' }, title: 'ロボットキットの提供'), 'https://news.coderdojo.jp/2019/12/21/wro-japan-and-coderdojo-japan/'
+
     %li= link_to image_tag('logos/google.png', alt: 'Google', style: 'margin-top: -30px', data: { toggle: 'tooltip', placement: 'bottom' }, title: '活動資金に対する支援'), 'https://news.coderdojo.jp/2019/11/13/google-and-coderdojo-join-forces-in-japan/'