Update Github to GitHub (#7715)

Author: bexux

_data/internal/communities/data-science.yml

@@ -28,7 +28,7 @@ leadership:
 links:
   - name: Slack
     url: https://app.slack.com/client/T04502KQX/CGRATJCCF
-  - name: Github
+  - name: GitHub
     url: https://github.com/hackforla/data-science/
 
 recruiting-message: