[community-group] new commits pushed by kaelig

The following commits were just pushed by kaelig to https://github.com/design-tokens/community-group:

* Update CONTRIBUTING.md
  by Kaelig Deloumeau-Prigent
https://github.com/design-tokens/community-group/commit/245be4bfad6bea411bf45272034efe1de110fc39

Received on Tuesday, 3 September 2019 00:41:00 UTC